(transitive) To do (something); to execute.

(intransitive) To exhibit an expected pattern of behavior; to function; to work.

Act in accordance with a contract and fulfill one's terms of a contract.

(transitive, intransitive) To do (something) in front of an audience, such as acting or music, often in order to entertain.

(by extension, transitive) To behave theatrically so as to give the impression of (a quality, character trait, etc.); to feign.

Behave in certain ways that shape and conform to social notions or roles, carrying meaning in social contexts.