105 entries under realistic topic. ×

8
lifelike(adjective, close, correct, true, natural)
8
trusty(adjective, good, close, correct, reasonable)
7
exact(adjective, close, open, correct, right)
7
straight(adjective, good, close, open, correct)
7
truthful(adjective, good, close, open, correct)
6
sound(adjective, correct, reasonable, honest, solid)
6
true to life(expression, adjective, idiom, close, correct)
4
sure(adjective, close, correct, total, exact)
3
believable(adjective, close, open, correct, honest)
3
incontrovertible(adjective, reasonable, solid, absolute)
3
on the level(expression, adjective, idiom, good, close)
3
aboveboard(reasonable, honest, acceptable, reliable)
3
veridical(adjective, close, sound, correct, right)
2
conclusive(adjective, sound, reasonable, solid, rational)
2
card-carrying(correct, real, genuine, accurate)
2
firm(adjective, close, correct, physical, material)
2
graphic(adjective, natural, accurate, truthful)
2
honest-to-God(adjective, reasonable, genuine, satisfying)
2
honorable(adjective, good, close, open, correct)
2
just(adjective, good, close, open, sound)
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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>