94 entries under spontaneous topic. ×

1
from the hip(expression, adjective, idiom, simple, natural)
1
homey(adjective, simple, easy, plain, relaxed)
1
immediate(free, casual, impulsive, unprepared)
1
impetuous(adjective, simple, natural, casual, impulsive)
1
impulsive(adjective, simple, natural, chance, casual)
1
inconspicuous(adjective, simple, easy, plain, straightforward)
1
inevitable(adjective, simple, natural, casual, impulsive)
1
instinctive(adjective, simple, natural, casual, impulsive)
1
intimate(adjective, simple, easy, plain, modest)
1
irresistible(adjective, simple, natural, casual, impulsive)
1
jamming(free, casual, impulsive, unprepared)
1
laid back(expression, adjective, simple, straightforward, casual)
1
loose(adjective, simple, easy, plain, relaxed)
1
mixed(adjective, simple, easy, plain, straightforward)
1
motley(adjective, simple, easy, plain, straightforward)
1
natural(adjective, simple, straightforward, casual, impulsive)
1
off top of head(expression, adjective, idiom, adverb, simple)
1
on-the-spot(free, casual, impulsive, unprepared)
1
open(adjective, simple, easy, plain, straightforward)
1
ordinary(adjective, simple, easy, plain, straightforward)
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APASmart Define. (2015). extempore thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/extempore/thesaurus/synonyms
ChicagoSmart Define. 2015. "extempore thesaurus" https://smartdefine.org/extempore/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, extempore thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/extempore/thesaurus/synonyms>.
MLASmart Define. "extempore thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/extempore/thesaurus/synonyms>