115 entries under plain topic. ×

32
naive(adjective, calm, open, simple, clean)
23
honest(adjective, simple, true, natural)
22
simple(adjective, open, easy, clean, honest)
21
natural(adjective, calm, open, smooth, simple)
21
sincere(adjective, open, simple, honest)
18
artless(adjective, open, simple, easy, clean)
18
ingenuous(adjective, open, simple, easy, clean)
17
genuine(adjective, open, simple, honest)
16
straightforward(adjective, open, simple, honest)
16
unsophisticated(adjective, open, simple, easy, clean)
15
candid(adjective, open, simple, honest)
15
frank(adjective, open, simple, honest)
15
unpretentious(adjective, calm, open, smooth, simple)
13
guileless(adjective, open, simple, honest)
12
unstudied(adjective, open, simple, reasonable, easy)
11
open(adjective, simple, honest, true)
10
direct(adjective, open, simple, easy, honest)
9
innocent(adjective, open, simple, easy, clean)
9
pure(adjective, simple, taste, clean, delicate)
9
true(adjective, open, simple, honest)
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APASmart Define. (2016). unaffected thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/unaffected/thesaurus/synonyms
ChicagoSmart Define. 2016. "unaffected thesaurus" https://smartdefine.org/unaffected/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, unaffected thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/unaffected/thesaurus/synonyms>.
MLASmart Define. "unaffected thesaurus" 31 March 2016. Web. 23 September 2026. <https://smartdefine.org/unaffected/thesaurus/synonyms>