214 entries under simple topic. ×

1
forthright(adjective, open, smooth, easy)
1
free(adjective, natural, casual, impulsive)
1
free spirited(expression, adjective, natural, casual)
1
from the hip(expression, adjective, idiom, natural)
1
harmless(adjective, kindly, innocent, ignorant)
1
impetuous(adjective, natural, casual, impulsive)
1
impromptu(adjective, natural, casual, impulsive)
1
improvised(adjective, poor, natural, casual)
1
inevitable(adjective, natural, casual, impulsive)
1
involuntary(adjective, natural, casual, impulsive)
1
irresistible(adjective, natural, casual, impulsive)
1
laid-back(easy, genuine, unaffected, unpretentious)
1
like a babe in the woods(expression, idiom, honest, plain)
1
mundane(adjective, common, usual, intimate)
1
off-the-cuff(adjective, natural, casual, impulsive)
1
off top of head(expression, adjective, idiom, natural)
1
offhand(adjective, natural, casual, impulsive)
1
old hat(expression, adjective, common, usual)
1
recognizable(adjective, easy, honest, common)
1
refined
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APASmart Define. (2015). unsophisticated thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/unsophisticated/thesaurus/synonyms
ChicagoSmart Define. 2015. "unsophisticated thesaurus" https://smartdefine.org/unsophisticated/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, unsophisticated thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/unsophisticated/thesaurus/synonyms>.
MLASmart Define. "unsophisticated thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/unsophisticated/thesaurus/synonyms>