73 entries under impulsive topic. ×

1
as one thinks best(expression, idiom, adverb, extemporize)
1
as one wishes(expression, idiom, adverb, extemporize)
1
at will(expression, adverb, informal, extemporize)
1
autoschediastic(adjective, free, casual, spontaneous)
1
break loose(expression, adjective, simple, natural, casual)
1
down(adjective, simple, natural, casual)
1
free(adjective, simple, natural, casual)
1
free spirited(expression, adjective, simple, natural, casual)
1
from the hip(expression, adjective, idiom, simple, natural)
1
inevitable(adjective, simple, natural, casual)
1
irresistible(adjective, simple, natural, casual)
1
jamming(adjective, free, casual, spontaneous)
1
made-up(adjective, free, spontaneous, impromptu)
1
off top of head(expression, adjective, idiom, simple, natural)
1
on-the-spot(adjective, free, casual, spontaneous)
1
on impulse(expression, adjective, free, casual)
1
simple(adjective, natural, casual, crude)
1
toss off(expression, adjective, free, casual)
1
toss out(expression, adjective, free, casual)
1
unartful(adjective, simple, natural, casual)
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APASmart Define. (2015). extemporaneous thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/extemporaneous/thesaurus/synonyms
ChicagoSmart Define. 2015. "extemporaneous thesaurus" https://smartdefine.org/extemporaneous/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, extemporaneous thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/extemporaneous/thesaurus/synonyms>.
MLASmart Define. "extemporaneous thesaurus" 13 April 2015. Web. 30 September 2026. <https://smartdefine.org/extemporaneous/thesaurus/synonyms>