114 entries under open topic. ×

6
trusting(adjective, calm, smooth, simple)
6
undesigning(adjective, correct, right, honest)
6
undisguised(adjective, direct, free, easy)
6
unforced(adjective, calm, smooth, simple)
6
unlabored(adjective, genuine, elegance, unaffected)
5
homey(adjective, simple, clean, plain)
5
inartificial(adjective, genuine, unaffected, unpretentious)
5
matter-of-fact(adjective, direct, free, easy)
5
plain-spoken(adjective, direct, free, honest)
4
ignorant(adjective, simple, innocent, crude)
4
aboveboard(free, honest, plain, true)
4
amiable(adjective, kind, caring, compassionate)
4
forthright(adjective, free, honest, plain)
4
friendly(adjective, calm, kind, smooth)
4
provincial(adjective, genuine, unaffected, country)
4
simplehearted(adjective, genuine, unaffected, unpretentious)
4
truthful(adjective, direct, free, correct)
4
uncontrived(adjective, simple, plain, casual)
4
unembarrassed(adjective, genuine, unaffected, unpretentious)
4
unreserved(adjective, direct, free, easy)
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APASmart Define. (2016). natural thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/natural/thesaurus/synonyms
ChicagoSmart Define. 2016. "natural thesaurus" https://smartdefine.org/natural/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, natural thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/natural/thesaurus/synonyms>.
MLASmart Define. "natural thesaurus" 15 February 2016. Web. 27 September 2026. <https://smartdefine.org/natural/thesaurus/synonyms>