Synonyms of improvise

improvise

verb

ˈim-prə-ˌvīz 

as in to devise

to perform, make, or do without preparation

since the award was a complete surprise, I improvised an acceptance speech

Synonyms & Similar Words

• devise
• concoct
• extemporize
• fake
• ad-lib
• manufacture
• clap (together or up)
• invent
• hatch
• contrive
• think (up)
• cook (up)
• fabricate
• make up
• dash (off)
• cobble (together or up)

Antonyms & Near Antonyms

• prepare
• ready
• arrange
• lay
• consider
• study
• practice
• exercise
• contemplate
• ponder
• rehearse

Example Sentences

Recent Examples of improvise

On stone, use a stone-safe scum remover instead and don’t improvise. — Daley Quinn, Southern Living, 12 Sep. 2026

Linnetz has a natural high that’s infectious, no doubt the source of his endless energy to create, to try new things, to improvise. — Julissa James, Los Angeles Times, 10 Sep. 2026

On so many occasions, thanks to the athleticism and artistry of quarterback Caleb Williams, the offense found ways to improvise when their original concept didn’t quite click. — Dan Wiederer, New York Times, 9 Sep. 2026

Whether the actor is improvising or sticking closely to the script by Miles Hubley and Tommy White, Wilson’s talent and experience maintain the charm of a character who practically talks nonstop but in other hands could simply be obnoxious. — Todd Gilchrist, Variety, 9 Sep. 2026