9
substantial(adjective, good, sound, right, reasonable)
9
unaffected(adjective, open, simple, honest, plain)
9
uncorrupted(adjective, feature, characteristic, good, honor)
9
undeniable(adjective, clear, correct, right, firm)
9
unfailing(adjective, good, strong, honest, solid)
9
untarnished(adjective, feature, characteristic, honor, clean)
9
veridical(adjective, close, correct, right, appropriate)
9
verifiable(adjective, clear, honest, reliable, trustworthy)
8
artless(adjective, open, simple, honest, natural)
8
authoritative(adjective, good, clear, sound, correct)
8
essential(adjective, physical, material, basic, existence)
8
excellent(adjective, feature, characteristic, honor, detail)
8
fast(adjective, close, strong, tough, correct)
8
flat(adjective, strong, direct, smooth, right)
8
flush(adjective, direct, smooth, right, flat)
8
intrinsic(adjective, physical, material, essential, basic)
8
liege(adjective, continue, firm, fast, trust)
8
normal(adjective, correct, right, exact, real)
8
orthodox(adjective, good, fair, proper, accepted)
8
regular(adjective, open, smooth, correct, right)
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APASmart Define. (2016). true thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/true/thesaurus/synonyms
ChicagoSmart Define. 2016. "true thesaurus" https://smartdefine.org/true/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, true thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/true/thesaurus/synonyms>.
MLASmart Define. "true thesaurus" 31 March 2016. Web. 21 September 2026. <https://smartdefine.org/true/thesaurus/synonyms>