22 entries under plain topic. ×

6
spontaneous(adjective, simple, fresh, innocent)
3
instinctive(adjective, simple, natural, fresh)
2
jejune(simple, fresh, innocent, sincere)
1
aboveboard(simple, fresh, innocent, sincere)
1
callow(simple, natural, fresh, innocent)
1
confiding(simple, fresh, innocent, sincere)
1
countrified(simple, fresh, innocent, sincere)
1
forthright(simple, fresh, innocent, sincere)
1
impulsive(simple, fresh, innocent, sincere)
1
innocent(adjective, simple, ignorant, unfamiliar)
1
lamb(simple, fresh, innocent, sincere)
1
like a babe in the woods(expression, simple, fresh, innocent)
1
original(simple, fresh, innocent, sincere)
1
patsy(simple, fresh, innocent, sincere)
1
simple-minded(simple, fresh, innocent, sincere)
1
unjaded(simple, fresh, innocent, sincere)
1
unpretentious(simple, fresh, innocent, sincere)
0
candid(simple, innocent, sincere, childlike)
0
sincere(simple, innocent, childlike, trusting)
0
sucker(simple, fresh, innocent, sincere)
<12>
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APASmart Define. (2015). untaught thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/untaught/thesaurus/synonyms
ChicagoSmart Define. 2015. "untaught thesaurus" https://smartdefine.org/untaught/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, untaught thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/untaught/thesaurus/synonyms>.
MLASmart Define. "untaught thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/untaught/thesaurus/synonyms>