60 entries under natural topic. ×

2
improvised(adjective, simple, casual, impulsive)
2
instinctive(adjective, open, simple, easy)
2
involuntary(adjective, simple, casual, impulsive)
2
plain(adjective, open, smooth, simple, easy)
2
pure(adjective, simple, plain, ingenuous)
2
straight(adjective, simple, plain, ingenuous)
2
unconscious(adjective, simple, casual, impulsive)
2
unforced(adjective, open, simple, easy)
2
unpretentious(adjective, open, simple, easy, plain)
2
unsophisticated(adjective, open, simple, easy, plain)
1
break loose(expression, adjective, simple, casual)
1
down(adjective, simple, casual, impulsive)
1
extempore(adjective, simple, casual, impulsive)
1
free(adjective, simple, casual, impulsive)
1
free spirited(expression, adjective, simple, casual)
1
from the hip(expression, adjective, idiom, simple)
1
impetuous(adjective, simple, casual, impulsive)
1
inevitable(adjective, simple, casual, impulsive)
1
innocent(adjective, open, simple, easy, plain)
1
irresistible(adjective, simple, casual, impulsive)
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APASmart Define. (2015). uncontrived thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/uncontrived/thesaurus/synonyms
ChicagoSmart Define. 2015. "uncontrived thesaurus" https://smartdefine.org/uncontrived/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, uncontrived thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/uncontrived/thesaurus/synonyms>.
MLASmart Define. "uncontrived thesaurus" 13 April 2015. Web. 1 October 2026. <https://smartdefine.org/uncontrived/thesaurus/synonyms>