1
callow(simple, plain, fresh, innocent, sincere)
1
candid(simple, easy, plain, innocent, real)
1
canny(adjective, intuitive)
1
careless(passionate, violent, thoughtless, abrupt, impetuous)
1
casual(adjective, smooth, simple, easy, natural)
1
characteristic(reasonable, ordinary, normal, essential, logical)
1
childlike(simple, easy, innocent, real, unaffected)
1
coeval
1
compulsive
1
confiding(simple, plain, fresh, innocent, sincere)
1
connatal
1
countrified(simple, plain, fresh, innocent, sincere)
1
crafty(adjective, intuitive)
1
credulous(adjective, open, simple, easy, plain)
1
cunning(adjective, intuitive)
1
deaf
1
deep-down(noun, feeling, emotions, at heart)
1
devil-may-care(noun, passionate, violent, thoughtless, abrupt)
1
direct(adjective, open, simple, easy, plain)
1
distinctive
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APASmart Define. (2015). instinctive thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/instinctive/thesaurus/synonyms
ChicagoSmart Define. 2015. "instinctive thesaurus" https://smartdefine.org/instinctive/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, instinctive thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/instinctive/thesaurus/synonyms>.
MLASmart Define. "instinctive thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/instinctive/thesaurus/synonyms>