Synonyms of the word

improvize

• v. (rare, proscribed) Alternative spelling of improvise.

ad-lib

• v. To improvise all or part of a speech or other performance, especially in comedy.

do

• v. (auxiliary) A syntactic marker.
• v. (transitive) To perform; to execute.
• v. (obsolete) To cause, make (someone) (do something).
• v. (intransitive, transitive) To suffice.
• v. (intransitive) To be reasonable or acceptable.
• v. (transitive) To have (as an effect).
• v. (intransitive) To fare; to succeed or fail.
• v. (transitive, chiefly in questions) To have as one's job.
• v. To perform the tasks or actions associated with (something).
• v. To cook.
• v. (transitive) To travel in, to tour, to make a circuit of.
• v. (transitive) To treat in a certain way.
• v. (transitive) To work for or on, by way of caring for, looking after, preparing, cleaning, keeping in order,…
• v. (intransitive, obsolete) To act or behave in a certain manner; to conduct oneself.
• v. (transitive) (see also do time) To spend (time) in jail.
• v. (transitive) To impersonate or depict.
• v. (transitive, slang) To kill.
• v. (transitive, slang) To deal with for good and all; to finish up; to undo; to ruin; to do for.
• v. (informal) To punish for a misdemeanor.
• v. (transitive, slang) To have sex with. (See also do it).
• v. (transitive) To cheat or swindle.
• v. (transitive) To convert into a certain form; especially, to translate.
• v. (transitive, intransitive) To finish.
• v. (Britain, dated, intransitive) To work as a domestic servant (with for).
• v. (archaic, dialectal, transitive, auxiliary) Used to form the present progressive of verbs.
• v. (stock exchange) To cash or to advance money for, as a bill or note.
• v. (informal, transitive) To make or provide.
• v. (informal, transitive) To injure (one's own body part).
• v. (transitive) To take drugs.
• v. (idomatic, transitive, in the form be doing [somewhere]) to have a purpose or reason.
• n. (colloquial) A party, celebration, social function.
• n. (informal) A hairdo.
• n. (colloquial, obsolete) A period of confusion or argument.
• n. Something that can or should be done (usually in the phrase dos and don'ts).
• n. (obsolete) A deed; an act.
• n. (archaic) ado; bustle; stir; to-do.
• n. (obsolete, Britain, slang) A cheat; a swindler.
• n. (music) A syllable used in solfège to represent the first and eighth tonic of a major scale.
• adv. (rare) Abbreviation of ditto.

execute

• v. (transitive) To kill as punishment for capital crimes.
• v. (transitive) To carry out; to put into effect.
• v. (transitive) To perform.
• v. (transitive) To cause to become legally valid.
• v. (transitive, computing) To start, launch or run.

extemporise

• v. (intransitive) To do something, particularly to perform or speak, without prior planning or thought; to…
• v. (intransitive) To do something in a makeshift way.
• v. (transitive) To make or create extempore.
• v. (transitive, music) To compose extemporaneously or improvise.

extemporize

• v. (intransitive) To do something, particularly to perform or speak, without prior planning or thought; to…
• v. (transitive) To do, create, improvise, adapt, or devise in an impromptu or spontaneous manner.

improvise

• v. To make something up or invent it as one goes on; to proceed guided only by imagination, instinct, and…

perform

• v. To do something; to execute.
• v. To do something in front of an audience, often in order to entertain it.