71 entries under natural topic. ×

8
childlike(adjective, simple, honest, pure)
8
transparent(adjective, open, direct, free, easy)
7
free(adjective, open, direct, easy, honest)
7
spontaneous(simple, honest, pure, fresh)
7
unworldly(adjective, simple, honest, straightforward)
6
truthful(adjective, good, open, direct, free)
6
unartificial(adjective, simple, clean, honest)
6
undisguised(adjective, good, open, direct, free)
5
callow(adjective, simple, straightforward, fresh)
5
inexperienced(adjective, simple, straightforward, innocent)
4
heart-to-heart(adjective, open, direct, free, easy)
4
pure(adjective, simple, honest, plain)
4
uncomplicated(adjective, simple, pure, straightforward)
4
uninhibited(adjective, open, direct, free, easy)
4
unschooled(adjective, simple, clean, honest)
4
untutored(adjective, simple, straightforward, naive)
3
authentic(adjective, good, simple, fair, proper)
3
bold(adjective, open, direct, free, easy)
3
crude(adjective, simple, straightforward, naive)
3
raw(adjective, simple, clean, straightforward)
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APASmart Define. (2015). ingenuous thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/ingenuous/thesaurus/synonyms
ChicagoSmart Define. 2015. "ingenuous thesaurus" https://smartdefine.org/ingenuous/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, ingenuous thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/ingenuous/thesaurus/synonyms>.
MLASmart Define. "ingenuous thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/ingenuous/thesaurus/synonyms>