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

93 entries under adjective topic. ×

1
free spirited(expression, simple, natural, casual)
1
from the hip(expression, idiom, simple, natural)
1
improv(free, fake, casual, spontaneous)
1
inevitable(simple, natural, casual, impulsive)
1
irresistible(simple, natural, casual, impulsive)
1
jamming(free, casual, impulsive, spontaneous)
1
made-up(free, impulsive, spontaneous, impromptu)
1
off top of head(expression, idiom, simple, natural)
1
on-the-spot(free, casual, impulsive, spontaneous)
1
on impulse(expression, free, casual, impulsive)
1
simple(natural, casual, crude, impulsive)
1
toss off(expression, free, casual, impulsive)
1
toss out(expression, free, casual, impulsive)
1
unartful(simple, natural, casual, impulsive)
1
unavoidable(simple, natural, casual, impulsive)
1
unbidden(simple, natural, casual, impulsive)
1
uncompelled(simple, natural, casual, impulsive)
1
unconstrained(simple, natural, casual, impulsive)
1
uncontrolled(simple, natural, casual, impulsive)
1
unforced(simple, natural, casual, impulsive)
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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>