94 entries under plain topic. ×

33
open(adjective, close, clear, show, free)
27
candid(adjective, clear, show, open, direct)
26
frank(noun, adjective, clear, show, open)
24
straightforward(adjective, clear, show, open, direct)
23
direct(adjective, clear, show, open, free)
21
sincere(adjective, person, open, direct, free)
19
honest(adjective, person, clear, show, open)
19
outspoken(adjective, clear, open, direct, free)
18
uninhibited(adjective, open, free, easy, honest)
18
unqualified(adjective, close, clear, complete, friendly)
17
free(adjective, close, open, direct, easy)
15
forthright(adjective, clear, show, open, direct)
14
explicit(adjective, clear, complete, total)
14
ingenuous(adjective, clear, show, open, direct)
14
unequivocal(adjective, clear, honest, total)
14
unrestricted(adjective, open, direct, free, complete)
13
absolute(adjective, clear, complete, honest, total)
13
downright(adjective, clear, show, open, direct)
12
outright(adjective, open, direct, free, complete)
11
artless(adjective, open, direct, free, easy)
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APASmart Define. (2016). unreserved thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/unreserved/thesaurus/synonyms
ChicagoSmart Define. 2016. "unreserved thesaurus" https://smartdefine.org/unreserved/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, unreserved thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/unreserved/thesaurus/synonyms>.
MLASmart Define. "unreserved thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/unreserved/thesaurus/synonyms>