Synonyms|96Antonyms|3|Broader|0Narrower|0Related|4

44 entries under free topic. ×

4
impromptu(adjective, adverb, spontaneous, unprepared)
3
ad lib(expression, adjective, informal, mock)
3
extemporaneous(adjective, casual, spontaneous, unprepared)
3
offhand(adjective, informal, casual, spontaneous)
2
by ear(expression, adjective, fake, informal)
2
extempore(adjective, casual, impulsive, spontaneous)
2
improv(adjective, fake, informal, mock)
2
improvisatory(adjective, fake, informal, casual)
2
improvised(adjective, spontaneous, unprepared, impromptu)
2
makeshift(adjective, informal, casual, spontaneous)
2
on-the-spot(adjective, fake, informal, casual)
2
on impulse(expression, adjective, fake, informal)
2
spontaneous(adjective, casual, unprepared, unplanned)
2
spur-of-the-moment(adjective, spontaneous, unprepared, unplanned)
2
tossed off(expression, adjective, informal, mock)
2
unpremeditated(adjective, casual, spontaneous, unprepared)
2
unprepared(adjective, spontaneous, impromptu, unplanned)
2
unstudied(adjective, informal, casual, spontaneous)
1
ad hoc(expression, adjective, casual, unrehearsed)
1
at first glance(expression, idiom, informal, casual)
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APASmart Define. (2015). improviso thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/improviso/thesaurus/synonyms
ChicagoSmart Define. 2015. "improviso thesaurus" https://smartdefine.org/improviso/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, improviso thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/improviso/thesaurus/synonyms>.
MLASmart Define. "improviso thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/improviso/thesaurus/synonyms>