Table of Contents S. No. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. 26. 27. 28. 29. 30. 31. 32. 33. 34. 35. 36. Contents Introduction Language Linguistics Psycholinguistics Aspects of linguistic competence Role of language Structure of language Phonetic: The study of sounds Morphemes: Syntax Semantic Pragmatics Development of language Theories of language development Behaviorism and social cognitive learning theory: Nativism Interactionism Cognitive processing theory Stages of language development 1st sound 1st word Overextension and underextension Two-word stage Telegraphic speech Multi-word stage Multilingualism and its benefits Introduction Definition of monolingualism’s Definition of bilingualism Definition of multilingualism Bilingualism versus multilingualism dimension Cognitive benefits of multilingualism Social benefits of multilingualism Educational benefits of multilingualism Conclusion References Page No. 2 2 2 2 2 2 3 3 5 5 7 7 8 8 8 8 9 9 10 10 10 10 11 11 12 12 12 12 12 12 13 13 14 15 16 17 Introduction: Language: The term "language" refers to a complex and uniquely human cognitive system used for communication and the expression of thoughts, ideas, and emotions. Language encompasses both verbal and nonverbal components, allowing individuals to convey meaning through spoken or written words, gestures, facial expressions, or body language. When we use language as a "tool of thought" or a "tool of communication," or communication, we draw on our underlying knowledge of the rules governing the use of language. This knowledge about language is called linguistic competence Linguistics: Linguistics is the study of languages as structured systems of rules. It also encompasses the study of the origin of languages, the relationships among languages, how languages change over time, and the nature of language sounds. Psycholinguistics: Psycholinguistics is concerned with the ways in which people use linguistic competency to generate and understand language. In other words, the field of psycholinguistics is concerned with the behavior of using language and, conversely, the ways in which behavior is influenced by language. Aspects of linguistic competence: First, we know the sounds or written elements of language(s) and the rules for combining these basic elements into units such as words that have meaning. Second, we have underlying implicit knowledge of the rules for combining words into meaningful sentences; in other words, we have knowledge of grammar, syntax, and rules of language(s). Third, along with the grammar rules, we stored the meanings of thousands of words in long-term semantic memory. (The aspect of language that refers to meaning is called semantics.) Fourth, we know how to use speech to have an intended impact on others. (Such use of language for practical ends is called pragmatics.) Fifth, we have knowledge of the rules for processing and interpreting the speech of others. Role of language: Language is a fundamental aspect of human development and plays a crucial role in various psychological processes including cognition, perception, memory, social interaction, and emotional expression. This is a dynamic and adaptable 2 system that enables individuals to acquire, process, and produce linguistic information. Psychologists study language from multiple perspectives including: Language Acquisition: Investigating how individuals acquire their first language (native language) and subsequent language (second language acquisition). This field explores the cognitive and social processes involved in language learning, including phonology (sounds), syntax (grammar), semantics (meaning), and pragmatics (language use in social contexts). Psycholinguistics: Examining the mental processes underlying language comprehension and production. Psycholinguists study how individuals perceive, process, and interpret language at various levels, such as phonetics (speech sounds), syntax (grammar rules), semantics (word meanings), and discourse (larger units of language, such as conversations or narratives). Language Development: Focusing on how language skills evolve over time, from infancy to adulthood. This area explores milestones in language development, such as babbling, first words, grammar acquisition, and development of language-related cognitive abilities. Language and Cognition: Investigate the relationship between language and other cognitive processes such as memory, attention, perception, and problem solving. This field explores how language influences and is influenced by these cognitive processes, and how language shapes our thinking and understanding of the world. Structure of language Phonetic, morpheme, syntax, and semantic arcs are the major language elements. Phonetic: The study of sounds Phonetics is a field of study that examines sounds used in human language. It consists of two main branches that approach the subject from various perspectives. Articulatory phonetics focuses on physical aspects of speech production. It investigates how sounds are produced by the human vocal apparatus, specifically by analyzing the movements and positions of various speech organs within the vocal tract. This branch of phonetics has played a central role in the field of linguistics, as it helps describe and understand the mechanics of sound production in language. 3 Acoustic phonetics, on the other hand, employs physics principles and tools to examine the properties of sound waves generated during human speech. This involves studying the physical characteristics of these waves, such as their frequency, amplitude, and duration. Acoustic phonetics has gained increasing importance in linguistics, particularly with the development of technologies that utilize machines to analyze speech patterns for voice identification and voicecontrolled mechanical operations. For example: When we say the words "key" and "cool" to ourselves, we can observe that the sound of the letter 'k' is different in each word. If we pay attention to the position of our lips when pronouncing these words, we notice that the 'k' sound in "key" has a sharper quality compared to the 'k' sound in "cool." Interestingly, despite the difference in sound, using either 'k' sound in the word "key" or "cool" does not change the meaning of the word. English speakers generally do not perceive this distinction in 'k' sounds, and since it has no impact on the meaning of words and can be interchanged, these sounds can be classified as a single phoneme. In simpler terms, although the 'k' sounds in "key" and "cool" may sound different, they are considered the same in English because they can be used interchangeably without altering the meaning of the words. This similarity in function allowed us to group these sounds together as a single phoneme. Thus, speech sounds or phones that make no difference in the meaning of a word when they are substituted for each other are grouped together as phonemes. Conversely, when phones cannot be substituted for each other, they are considered different phonemesFor example: b and p sound in the bum and pun, respectively. Differences in how languages classify phones as phonemes can create challenges when learning to speak a new language. A good example is the distinction between the sounds "l" and "r" in Japanese compared to English. In Japanese, these sounds do not change the meaning of words and are considered a part of the same phoneme class. However, in English, "l" and "r" belong to different phoneme groups, and substituting one for the other can alter the meaning of words. For instance, "light" and "right" have different meanings. This distinction can pose difficulties for Japanese speakers learning English because they are accustomed to using "l" and "r" interchangeably. Unfortunately, this approach does not apply in English. 4 Similarly, the grouping of the "k" sounds as a single phoneme in English is different from that in Arabic, where these sounds represent distinct phonemes. Consequently, English speakers learning Arabic may struggle to distinguish between different "k" sounds. These variations in phoneme groupings across languages can lead to pronunciation challenges, misunderstandings, and difficulties in acquiring the phonetic system of a new language. Learners must become aware of and adapt to these differences in order to accurately produce and perceive the phonemes of the target language. In summary, phonetics investigates the sounds of human languages, with articulatory phonetics focusing on the physical production of sounds in the vocal tract, whereas acoustic phonetics utilizes physics to examine the properties of sound waves generated during speech. Both branches contribute to our understanding of language and have applications in various fields including linguistics and technology. Morphemes: Morphemes are the smallest meaningful units in a word. They can carry lexical meaning, represent specific concepts or objects, or indicate grammatical categories or semantic notions. For example, morphemes such as look, kite, "look," "kite," and "tall" tall have lexical meanings, as they refer to specific objects or qualities. However, some morphemes represent grammatical categories or semantic notions. These include morphemes such as "-ed" in "looked," indicating the past tense, "-s" in "kites," indicating plurality, or "-er" in "taller," indicating the comparative degree. These morphemes do not have independent lexical meanings but serve to modify the meaning or grammatical function of the word to which they are attached. Morphemes can be combined and added to a core element to form new words or variations in existing words. In the example given, words like "truer," "untrue," and "truthful" are built around the core element "true." Each morpheme added to the core modifies its meaning and grammatical function. Overall, morphemes play a crucial role in language as they allow us to construct and understand words by combining meaningful units, whether they carry lexical meanings or represent grammatical categories and semantic notions Syntax: Syntax is a branch of linguistics that studies the structure, organization, and rules that govern the formation of sentences 5 and phrases in a language. It addresses the arrangement of words, phrases, and clauses to create meaningful and grammatically correct sentences. The rules of syntax provide a framework for constructing sentences and determining their grammatical structure. These rules govern the word order, phrase structure, agreement, tense, and other grammatical features. By following these rules, speakers of a language can effectively convey meaning and produce grammatically acceptable sentences. Some common syntactic rules include the following. Word Order: Different languages have different word orders, such as subject-verb-object (SVO), verb-subject-object (VSO), and subject-object-verb (SOV). Specific word order determines the grammatical function of each element in a sentence. Phrase Structure: Sentences are composed of phrases that are groups of words that function as units. Phrases include nouns, verbs, adjectives, adverbs, and other parts of speech. The arrangement and hierarchy of phrases within a sentence follows specific syntactic patterns. Agreement: In many languages, there is agreement between different parts of a sentence, such as subject-verb agreement and noun-adjective agreement. This means that certain elements within a sentence must be matched in terms of number, gender, or other grammatical features. Tense and Aspect: Languages have rules for expressing tense (past, present, and future) and aspect (continuous and perfect) in sentences. These rules determine how verbs are inflected or modified to indicate the temporal nature of the action or the state being described. Sentence Types: Syntax also encompasses the rules for constructing different sentence types, such as declarative, interrogative, imperative, or exclamatory sentences. Each sentence type has its own structural requirements and word-order patterns. It is important to note that syntax can vary greatly across languages, and specific rules and structures can be quite complex. Linguists analyze and describe these rules to understand how sentences are formed in different languages and to uncover the underlying principles governing human language. 6 Semantic: Semantics is the study of word and concept meanings in a language. This is crucial for effective communication because communication is impossible without a shared understanding of meanings. While one approach could rely solely on dictionary definitions, in reality, our understanding of word and concept meanings is based on our own internal "dictionaries" that have been shaped by past learning and experiences. These mental dictionaries contain collections of features that represent the meaning of words and concepts. For example, when we hear the word "chicken," we may mentally associate it with features such as being a living creature, having feathers, and being edible. Similarly, the concept of a "bicycle" may be represented by features like being inanimate, having two wheels, having a means of propulsion, and being a mode of transportation. These features serve as basic units of meaning that help define and distinguish words or concepts from one another. Another way that word and concept meanings are represented in our mental dictionaries is through family resemblance structures and prototypes. For instance, when considering the concept of a "game," we mentally represent it based on its prototypical features, such as following rules, being enjoyable, requiring skill, involving competition, presenting challenges, and having a win or loss outcome. Some games may align more closely with these defining features and are considered more "game-like" or prototypical than others are. For example, basketball is more "game-like" than the card game solitaire, but both belong to a broader category of games. This concept of family resemblance suggests that related words or concepts share common features and belong to the same family, similar to siblings and parents in a human family. Therefore, if we are told that a word like "fribble" belongs to the "game family," we can infer something about its meaning, even if we do not know the exact defining features of that particular game. Overall, semantics explore the meanings of words and concepts in language. Our understanding of meaning relies on internal dictionaries that consist of features and associations acquired through past learning and experiences. These meanings can be represented through feature analysis and family resemblance structures, helping us distinguish and categorize words and concepts meaningfully. Pragmatics: “Pragmatics refers to the ways the members of the speech community achieve their goals using language.” 7 The way we speak to our parents is not the same as the way we interact with a sibling. For example: The language used in a formal speech may bear little resemblance to what we would hear at a lunch with five friends. The conversational style of day-to-day interactions is quite different from the language used even when reading a storybook to a toddler. Knowing the difference and when to use which style is the essence of pragmatics. Development of language: Language development is the process by which children acquire the ability to process speech and communicate. During this process, a child may slowly understand basic linguistic patterns and gradually expand their vocabulary before achieving fluency. Although the stages of language development are universal, the rate at which each child progresses varies. Certain factors can influence a child's language learning capabilities, including motivation, the environment, gender, and physical development. Theories of Language Development There are many different ideas about how children learn to talk and understand language, but we are still learning how this amazing process can occur quickly in the first year of life. Behaviorism and social cognitive learning theory: According to B.F. skinner, “Language is also shaped through operant conditioning and the use of reinforcement.” When we respond to a baby’s babbling with a smile or vocalization of our own, the babies babble even more. If we remember that reinforcement is anything that makes a behavior continue, then it is clear that we reinforce the development of a child’s language in many ways. Consistent with these ideas, research has shown that the more mothers respond to their babies’ vocalization, the sooner their babies develop language. Nativism: In contrast to the ideas proposed by operant conditioning and social cognitive theory, both focus on interactions in the environment. Noam Chomsky developed a theory that proposes that: “The human brain is innately wired to learn language and hearing spoken language triggers the activation of universal grammar”. 8 He believes that children cannot learn something as complex as human language as quickly as they do, unless there is already a grammatical structure for language hardwired in the brain before ever hearing human language. He called this universal grammar. Chomsky believes that the language that we usually hear is not sufficient to explain the construction of all the rules of language that children quickly learn. Interactionism: The theory of interactionism proposes the following. “The child biological readiness to learn language interact with the child’s experience with language in the environment to bring about the child’s language development.” This theory recognizes that children are born with certain innate language capacities, but also acknowledges the importance of social interactions, caregiver input, and cultural context in shaping language acquisition. Interactionists believe that language development is facilitated by social interactions, joint attention, turn-taking, and scaffolding provided by caregivers. Language learning is a collaborative process in which children actively engage with their environment, acquire linguistic skills, and internalize language through meaningful interactions with others. Interactionism combines the influences of nature and nurture, emphasizing the interactive and social aspects of language development. Cognitive Processing Theory: This theory proposes the following hypotheses: “Language is a process of ‘data’ crunching, in which the actual process of learning words and their meaning relies on the computational ability of the human brain”. According to this theory, children's language development is influenced by their increasing cognitive skills such as memory, attention, problem-solving, and categorization. Language learning is viewed as a process of information processing in which children actively engage in mental operations to understand and produce language. Cognitive processes, such as perception, memory encoding and retrieval, pattern recognition, and generalization, play a significant role in language acquisition. Additionally, cognitive processing theory emphasizes the role of children's innate cognitive capacities, such as their ability to analyze and make sense of linguistic input as they construct mental representations and rules for language. This theory highlights the interplay between cognitive development and language acquisition, suggesting that cognitive processes and abilities contribute to comprehension, production, and development of language skills in children. 9 Stages of language development The main stages of language development in children are as follows: 1st sound: The ability of infants to recognize their names in the speech stream is an important aspect of early language development. This reflects their growing speech perception skills, which involve the ability to segment the speech stream into meaningful units and distinguish between similar sounding vowels. This skill is considered critical as it provides a foundation for infants to bootstrap into more complex language competencies. By recognizing their names, infants demonstrate their ability to identify and extract relevant information from the surrounding linguistic environment. This early speech perception ability is not only auditory, but also incorporates visual information, as infants as young as two months have been observed to match vowel sounds with corresponding lip, mouth, and face movements. The capacity to recognize one's name serves as an initial step towards language comprehension, and provides infants with a basis for further language learning and development. 1st word: Around their first birthday, children begin to ascribe specific meanings to the sounds they produce, marking the onset of the holophrastic stage. During this stage, infants used single words to convey a range of complex functions. For example: A child may use the word "mama" to seek their mother's attention, make a descriptive comment, or request something typically provided by their mother. Although parents claim to understand the meaning of these one-word sentences through contextual cues, it is challenging to empirically verify this "rich interpretation." While early talkers may be a source of pride for parents, there is little evidence to suggest that the timing of a child's first word corresponds to their later intelligence or the age at which they achieve other developmental milestones. Overextension and underextension: Overextension and underextension are common phenomena observed during children’s language development. Overextension refers to the tendency of a child to apply a word to a broader range of objects or situations than its actual meaning. 10 For example: A child might use the word "dog" to refer not only to actual dogs, but also to other four-legged animals. This occurs as children continue to learn the specific boundaries and categories of words, and tend to generalize based on shared features. By contrast, underextension occurs when a child restricts the use of a word to a narrower context than its conventional meaning. For example: A child may use the word "baby" to refer only to their siblings and not to other infants. Underextension typically arises when children encounter specific instances or experiences that influence their understanding and use of words. Both overextension and underextension are natural parts of language development and reflect children's efforts to grasp the complexities of language and categorization, as they expand their vocabulary and refine their understanding of word meanings. Two words stage: Around the age of two, children enter the two-word stage, in which they combine two words to form phrases. These phrases typically involve a subject, verb, verb, or modifier. However, the order of the words may vary, and grammatical morphology is limited. Although children understand more words than they can produce, their productive vocabulary starts expanding rapidly around the end of the second year, known as the vocabulary spurt. At this stage, the children add approximately 200 words per month to their vocabulary. Telegraphic speech: Telegraphic speech is a stage in language development in which young children produce short and concise utterances that prioritize essential content words while omitting non-essential elements and grammatical markers. During this stage, children typically use two- or three-word phrases to convey meaningful messages. For example: Instead of saying "I want to eat the apple," a child may say "Want apple." This form of speech showcases children's ability to communicate using limited linguistic resources and highlights their understanding of the word order and basic sentence structure. Telegraphic speech is an important milestone, as it demonstrates children's early language skills and their capacity to convey 11 meaningful ideas despite the simplified nature of their utterances. This marks a stage of language development that precedes the use of more complex grammatical structures and reflects the gradual refinement of linguistic abilities as children progress in their language acquisition journey. Multi words stage: The multi-word stage is a significant phase in language development, where children begin to use phrases and sentences consisting of three or more words. During this stage, children show increased syntactic complexity and a growing understanding of their grammatical structures. They expand their vocabulary and utilize word inflections, articles, prepositions, and conjunctions to form more comprehensive and grammatically accurate utterances. For example: Instead of saying "cat sleep," a child may say "The cat is sleeping on the bed." The multi-word stage allows children to express more nuanced thoughts, engage in more complex conversations, and demonstrate a deeper grasp of language structure. It signifies their progress in acquiring a more sophisticated and complete linguistic system, enabling them to communicate with greater precision and sophistication. Multilingualism and its benefits Introduction: Multilingualism is a complex phenomenon that can be studied from different perspectives in disciplines such as linguistics, psycholinguistics, sociolinguistics. Definition of Monolingualism: Monolingualism refers to the ability to use a single language. The ability to use multiple languages is known as multilingualism. Definition of Bilingualism: Bilingualism is the ability of an individual or the members of a community to use two languages effectively. Definition of Multilingualism: A well-known definition of multilingualism is given by the European Commission (2007): “the ability of societies, institutions, groups and individuals to engage, on a regular basis, with more than one language in their day-to-day lives”. These definitions of multilingualism are relevant for discussing the bilingualism versus multilingualism dimension. 12 Bilingualism versus multilingualism dimension: The term multilingualism has gained currency in recent years at the expense of bilingualism, but the difference between the two terms is not always clear, and different positions can be found: Bilingualism as the generic term. This is the traditional position that reflects the importance of research involving two languages rather than additional languages. Bilingualism generally refers to two languages but can include more languages (Cook & Bassetti, 2011). Multilingualism as the generic term. This can be regarded as the mainstream position nowadays. Multilingualism is often used to refer to two or more languages (Aronin & Singleton, 2008). Bilingualism or trilingualism are instances of multilingualism. Bilingualism and multilingualism as different terms. Some researchers use the term bilingual for users of two languages and multilingual for three or more (De Groot, 2011). This position is also common among scholars working on third language acquisition and trilingualism (Kemp, 2009) Cognitive Benefits of Multilingualism Linguistic Insight: Multilingual individuals possess a heightened awareness of language mechanics due to their exposure to multiple languages. This exposure enables them to grasp concepts such as grammar, conjugations, and sentence structure more effectively, especially as they compare and contrast different languages. Consequently, multilingual individuals exhibit a greater aptitude for comprehending the underlying structure of any language and its practical application. Enhanced Executive Control: Multilingual individuals naturally and effortlessly switch between languages, which has been found to contribute to the development of their executive control systems. These systems are responsible for managing attention, switching focus, and exercising working memory. As a result, multilingual people tend to have more advanced executive control abilities, enabling them to excel in tasks that involve complex thinking, multitasking, and sustained focus. Their enhanced executive control facilitates their cognitive performance in various demanding situations. Enhanced cognitive flexibility: Acquiring a new language involves the brain's ability to express similar ideas using different linguistic structures. Consequently, multilingual individuals tend to develop enhanced cognitive flexibility. This cognitive flexibility extends beyond language and has positive effects on other cognitive domains, such as creativity and problem-solving. Multilingual individuals exhibit improved 13 creativity and problem-solving skills compared to those who speak only one language. They possess the capacity to approach complex problems from various perspectives, enabling them to devise innovative solutions. Regardless of the type of problem at hand, multilingual individuals demonstrate a propensity for solving it in more imaginative and resourceful ways compared to their monolingual counterparts. Enhanced learning abilities: Multilingual individuals, as previously discussed, possess well-developed executive functions, including inhibition. Inhibition refers to the capacity to filter out irrelevant stimuli and concentrate on essential information. This ability is crucial for effective learning, as it enables individuals to focus on pertinent details while minimizing interference from existing knowledge and similar concepts. Due to their enhanced inhibition skills, multilingual individuals exhibit faster proficiency in acquiring additional languages, as well as accelerated development of other learned skills. Research indicates that their heightened inhibition facilitates efficient learning and skill acquisition, enabling them to grasp new information more rapidly compared to their monolingual counterparts. Enhanced perceptiveness: Multilingual individuals often possess a heightened ability to observe their surroundings and detect misleading information. This may be attributed to their advanced inhibition skills, enabling them to selectively focus on relevant details while filtering out distractions. Consequently, multilingual individuals demonstrate proficiency in accurately perceiving and interpreting the subtext of a situation, as well as understanding the social dynamics at play. Their exposure to different languages and cultures cultivates their perceptiveness, as they navigate unfamiliar social and cultural contexts. Interacting within the realm of a second language exercises and refines their perceptive skills, allowing them to become astute observers of the world around them. Mental Health Benefits: Multilingualism has been linked to improved mental health outcomes. Bilingual individuals may experience reduced stress levels, increased emotional resilience, and better overall mental well-being. The cognitive demands of language switching can enhance executive functions and provide a protective effect against certain age-related cognitive decline. Social benefits of multilingualism Improved Communication Skills: Multilingual individuals have an advantage in communication as they can connect with people from diverse linguistic and cultural backgrounds. They can 14 engage in meaningful conversations, express themselves more precisely, and understand nuances that may be lost in translation. Cultural Understanding and Empathy: Language and culture are closely intertwined. By learning different languages, individuals gain insights into diverse cultures, traditions, and ways of thinking. This fosters empathy, respect, and understanding towards other communities, leading to enhanced intercultural competence. Expanded Social and Professional Networks: Multilingualism opens doors to a broader network of people from different countries and backgrounds. It facilitates travel, social interactions, and the ability to connect with individuals from various cultures. In professional settings, it increases job prospects, international business opportunities, and the potential for global collaborations. Preservation of Cultural Heritage: Multilingualism helps preserve and pass on cultural heritage, including languages that may be endangered or at risk of extinction. It allows individuals 18 to maintain a connection with their roots, communicate with older generations, and ensure the survival of linguistic diversity. Personal Growth and Self-Confidence: Learning a new language challenges individuals to step outside their comfort zones, boosting self-confidence and personal growth. It cultivates a sense of achievement, resilience, and adaptability, as well as a broader perspective on the world. Educational benefits of multilingualism Increased Career Opportunities: Being multilingual is highly valued in the job market. Many industries, such as tourism, international relations, translation, interpretation, customer service, and multinational corporations, actively seek employees with language skills. Multilingual individuals often have a competitive edge and may enjoy higher salaries and more significant career advancement opportunities. Improved Problem Solving and Creativity: Multilingualism enhances cognitive flexibility, enabling individuals to think creatively, adapt to new situations, and find innovative solutions. Bilinguals or multilinguals often demonstrate greater divergent thinking and alternative approaches to problem-solving. 15 Academic Advantages: Studies have shown that multilingual individuals tend to perform better academically. Bilingual children often exhibit improved linguistic abilities, enhanced reading comprehension, and higher scores in standardized tests. Multilingualism also stimulates curiosity and a love for learning. Conclusion: The structure of language consists of various elements such as sounds (phonetics), meaningful units (morphemes), grammar (syntax), meaning (semantics), and how language is used in context (pragmatics). Language development involves the acquisition of one's first language and the development of pre-linguistic skills necessary for communication. Multilingualism, the ability to speak multiple languages, offers several cognitive benefits. It enhances executive control, which refers to the ability to manage and regulate cognitive processes. It also promotes cognitive flexibility, allowing individuals to adapt and switch between different linguistic systems. Additionally, being multilingual can improve learning abilities and memory. Apart from cognitive advantages, multilingualism also provides social benefits and economic advantages. It enables individuals to communicate and connect with people from different linguistic backgrounds, fostering social interaction and understanding. From an economic standpoint, being multilingual can open up more career opportunities, especially in a globalized world where language skills are highly valued. Understanding the structure of language, its development, and the advantages of multilingualism leads to a deeper appreciation of the complexity and importance of language in human life. 16 References Bialystok, E. (2001). Bilingualism in Development: Language, Literacy, and Cognition. Cambridge University Press. Chumbow, B. (2018). Multilingualism and bilingualism. IntechOpen. Fasold, R. Linton, J. (2006). An Introduction to language and linguistics. Cambridge University Press. Finnegan, E. (2008). Language, Its structure and use (5th edition). Thomson Wadsworth. 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