Synonyms and Antonyms of improvise
to perform, make, or do without preparation since the award was a complete surprise, I improvised an acceptance speech Synonyms ad-lib, clap (together or up), extemporize, fake Related Words concoct, contrive, cook (up), devise, fabricate, hatch, invent, make up, manufacture, think (up); cobble (together or up), dash (off) Near Antonyms arrange, lay, prepare, ready; consider, contemplate, ponder, study; exercise, practice (also practise), rehearse
Seen and Heard
What made you want to look up improvise? Please tell us where you read or heard it (including the quote, if possible).