109 entries under authentic topic. ×

7
constant(adjective, calm, good, close, strong)
7
factual(adjective, open, direct, right, honest)
7
pure(adjective, feature, characteristic, good, clear)
7
tried(adjective, good, close, correct, reasonable)
6
believable(adjective, close, open, sound, correct)
6
dutiful(adjective, close, correct, honest, pure)
6
fast(adjective, calm, close, strong, secure)
6
tried and true(expression, adjective, idiom, close, strong)
6
well-founded(adjective, calm, good, strong, secure)
5
consistent(adjective, certain, even, constant, rigid)
5
fiduciary(reasonable, belief, realistic, satisfying)
5
legitimate(adjective, good, sound, honest, fair)
5
resolute(adjective, calm, close, strong, secure)
4
unswerving(adjective, close, correct, firm, honest)
4
absolute(adjective, clear, strong, easy, firm)
4
actual(adjective, simple, easy, pure, true)
4
cogent(adjective, good, reasonable, sensible, solid)
4
exact(adjective, good, close, open, correct)
4
precise(adjective, good, close, open, correct)
4
regular(adjective, firm, solid, exact, stable)
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APASmart Define. (2016). reliable thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/reliable/thesaurus/synonyms
ChicagoSmart Define. 2016. "reliable thesaurus" https://smartdefine.org/reliable/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, reliable thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/reliable/thesaurus/synonyms>.
MLASmart Define. "reliable thesaurus" 3 March 2016. Web. 25 September 2026. <https://smartdefine.org/reliable/thesaurus/synonyms>