Synonyms|180Antonyms|4|Broader|0Narrower|0Related|1

54 entries under spontaneous topic. ×

2
ad lib(expression, adjective, free, informal, mock)
2
by ear(expression, adjective, free, fake, informal)
2
extempore(adjective, free, simple, fake, straightforward)
2
free(adjective, simple, fake, straightforward, casual)
2
improvisatory(adjective, free, fake, informal, casual)
2
improviso(adjective, free, fake, informal, mock)
2
offhand(adjective, adverb, free, casual)
2
on-the-spot(adjective, free, fake, informal, casual)
2
on impulse(expression, adjective, free, fake, informal)
2
tossed off(expression, adjective, free, informal, mock)
2
unpremeditated(adjective, free, casual, unprepared)
2
unprepared(adjective, free, casual, impromptu)
1
ad-lib(verb, adjective, adverb, make, fix)
1
spur-of-the-moment(adjective, free, casual, unprepared)
1
autoschediastic(adjective, free, casual, impulsive)
1
colloquial(adjective, simple, plain, relaxed, straightforward)
1
congenial(adjective, simple, plain, relaxed, straightforward)
1
democratic(adjective, simple, plain, relaxed, straightforward)
1
down home(expression, adjective, simple, relaxed, straightforward)
1
everyday(adjective, simple, plain, relaxed, straightforward)
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APASmart Define. (2013). improv thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/improv/thesaurus/synonyms
ChicagoSmart Define. 2013. "improv thesaurus" https://smartdefine.org/improv/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2013, improv thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/improv/thesaurus/synonyms>.
MLASmart Define. "improv thesaurus" 17 June 2013. Web. 26 September 2026. <https://smartdefine.org/improv/thesaurus/synonyms>