3
wide-eyed(adjective, simple, clean, natural, straightforward)
2
apparent(adjective, open, direct, free, easy)
2
bare-faced(adjective, open, direct, free, easy)
2
bona fide(expression, idiom, honest, fair, proper)
2
brazen(adjective, open, direct, free, easy)
2
brusque
2
childish(adjective, plain, pure, innocent, meek)
2
credulous(adjective, open, simple, pure, innocent)
2
dewy
2
equitable(honest, fair, proper, straightforward, blunt)
2
explicit
2
fair and square(expression, idiom, fair, proper, candid)
2
familiar(adjective, open, direct, free, easy)
2
flat-out(adjective, open, direct, free, easy)
2
frankness
2
guiltless
2
harmless(adjective, simple, fresh, innocent, ignorant)
2
impartial(adjective, good, free, friendly, appropriate)
2
impeccant
2
impulsive(adjective, open, smooth, simple, easy)
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APASmart Define. (2015). ingenuous thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/ingenuous/thesaurus/synonyms
ChicagoSmart Define. 2015. "ingenuous thesaurus" https://smartdefine.org/ingenuous/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, ingenuous thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/ingenuous/thesaurus/synonyms>.
MLASmart Define. "ingenuous thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/ingenuous/thesaurus/synonyms>