Synonyms|241Antonyms|112|Broader|3Narrower|0Related|712

55 entries under impromptu topic. ×

4
unprompted(adjective, simple, plain, violent, natural)
3
immediate(noun, adjective, free, casual, impulsive)
3
involuntary(noun, adjective, simple, passionate, violent)
3
unintentional(adjective, simple, natural, chance, casual)
3
unscripted(adjective, fake, spontaneous, unprepared)
2
expedient(adjective, free, casual, impulsive, spontaneous)
2
impetuous(noun, adjective, simple, passionate, violent)
2
unconscious(adjective, simple, natural, casual, impulsive)
2
voluntary(adjective, simple, natural, casual, impulsive)
1
autoschediastic(adjective, free, casual, impulsive, spontaneous)
1
break loose(expression, adjective, simple, natural, casual)
1
down(adjective, simple, natural, casual, impulsive)
1
free(adjective, simple, natural, casual, impulsive)
1
free spirited(expression, adjective, simple, natural, casual)
1
from the hip(expression, adjective, idiom, simple, natural)
1
inevitable(adjective, simple, natural, casual, impulsive)
1
irresistible(adjective, simple, natural, casual, impulsive)
1
jamming(adjective, free, casual, impulsive, spontaneous)
1
made-up(adjective, free, impulsive, spontaneous)
1
off top of head(expression, adjective, idiom, simple, natural)
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APASmart Define. (2015). extemporaneous thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/extemporaneous/thesaurus/synonyms
ChicagoSmart Define. 2015. "extemporaneous thesaurus" https://smartdefine.org/extemporaneous/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, extemporaneous thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/extemporaneous/thesaurus/synonyms>.
MLASmart Define. "extemporaneous thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/extemporaneous/thesaurus/synonyms>