76 entries under natural topic. ×

48
true(adjective, good, close, sound, correct)
48
real(noun, adjective, good, correct, right)
44
genuine(adjective, good, close, sound, simple)
24
veritable(adjective, correct, right, flat, honest)
22
bona fide(noun, expression, adjective, idiom, good)
19
honest(noun, adjective, good, close, open)
16
faithful(adjective, close, correct, reasonable, honest)
15
trustworthy(adjective, good, close, open, sound)
15
sincere(adjective, good, close, correct, right)
14
authoritative(adjective, good, open, sound, correct)
13
realistic(adjective, close, open, correct, honest)
12
pure(adjective, good, sound, simple, correct)
10
dependable(adjective, close, correct, right, reasonable)
10
unquestionable(adjective, correct, right, reasonable, honest)
10
credible(adjective, good, close, open, sound)
9
unfeigned(adjective, good, correct, right, honest)
8
lifelike(adjective, close, correct, true)
7
straight(adjective, good, close, open, correct)
7
truthful(adjective, good, close, open, correct)
6
undoubted(adjective, correct, right, flat, honest)
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APASmart Define. (2016). authentic thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/authentic/thesaurus/synonyms
ChicagoSmart Define. 2016. "authentic thesaurus" https://smartdefine.org/authentic/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, authentic thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/authentic/thesaurus/synonyms>.
MLASmart Define. "authentic thesaurus" 31 March 2016. Web. 25 September 2026. <https://smartdefine.org/authentic/thesaurus/synonyms>