improviso

Adjective

Meaning

Not prepared or mediated beforehand; extemporaneous.

Source: Webster's dictionary

Synonyms

spontaneous improvised ad hoc makeshift impromptu offhand extemporaneous extempore unstudied ad lib unprepared improvisatory autoschediastic improv by ear
Show all synonyms

Antonyms

considered written designed intended read planned
Show all antonyms

Close letter words and terms

improviser improvising improvision improvisor improvization improvize