Oral communication

Whispering is an unvoiced mode of phonation in which the vocal folds (vocal cords) are adducted so that they do not vibrate; air passes between the arytenoid cartilages to create audible turbulence during speech.

A report or account is any informational work (usually of writing, speech, television, or film) made with the specific intention of relaying information or recounting certain events in a widely presentable form.

Dialogue (sometimes spelled dialog in American English) is a written or spoken conversational exchange between two or more people, and a literary and theatrical form that depicts such an exchange.

A question is a linguistic expression used to make a request for information, or the request made using such an expression.

Whistling without the use of an artificial whistle is achieved by creating a small opening with one's lips and then blowing or sucking air through the hole.

Last Conversation Piece is a public artwork by Spanish sculptor Juan Muñoz located outside of the Hirshhorn Museum and Sculpture Garden in Washington, DC, United States.

Voice procedure includes various techniques used to clarify, simplify and standardise spoken communications over two-way radios, in use by the armed forces, in civil aviation, police and fire dispatching systems, citizens' band radio (CB), etc.

Selective mutism (SM) is an anxiety disorder in which a person who is normally capable of speech does not speak in specific situations or to specific people.

Cluttering (also called tachyphemia or tachyphrasia) is a speech and communication disorder characterized by a rapid rate of speech, erratic rhythm, and poor syntax or grammar, making speech difficult to understand.

Somniloquy or sleep-talking is a parasomnia that refers to talking aloud while asleep.

Auditory processing disorder (APD), also known as central auditory processing disorder (CAPD), is an umbrella term for a variety of disorders that affect the way the brain processes auditory information.

Wolf-whistling or finger whistling is a type of whistling in which fingers are inserted in the mouth to produce a louder and more penetrating tone.

Conversation is a form of interactive, spontaneous communication between two or more people.

Speech is the vocalized form of communication based upon the syntactic combination of lexicals and names that are drawn from very large (usually about 1,000 different words) vocabularies.

A presentation is the process of presenting a topic to an audience.