80 entries under plain topic. ×

14
scrupulous(adjective, feature, characteristic, good, open)
14
simple(adjective, simple, honest, straightforward)
13
aboveboard(adjective, feature, characteristic, good, open)
13
transparent(adjective, clear, open, direct, free)
13
unaffected(adjective, open, simple, honest)
11
natural(adjective, open, direct, free, simple)
10
square(adjective, feature, characteristic, good, open)
10
unpretentious(adjective, open, simple, honest)
10
unsophisticated(adjective, simple, honest, pure)
9
downright(adjective, adverb, clear, show, open)
9
impromptu
9
informal(adjective, succinct)
9
innocent(adjective, open, simple, easy, friendly)
9
plainspoken(adjective, clear, show, open, easy)
9
uninhibited(adjective, open, free, easy, honest)
8
unadulterated(adjective, clear, simple, true)
7
undisguised(adjective, good, open, free, easy)
7
unvarnished(adjective, honest, straightforward, straight)
6
clean(adjective, feature, characteristic, good, honor)
6
spontaneous(adjective, simple, easy, honest)
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APASmart Define. (2016). candid thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/candid/thesaurus/synonyms
ChicagoSmart Define. 2016. "candid thesaurus" https://smartdefine.org/candid/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, candid thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/candid/thesaurus/synonyms>.
MLASmart Define. "candid thesaurus" 30 March 2016. Web. 24 September 2026. <https://smartdefine.org/candid/thesaurus/synonyms>