109 entries under reasonable topic. ×

1
plausible(clear, sound, sensible, proper)
1
politic(adjective, good, correct, right)
1
probable(sound, sensible, rational, justified)
1
proven(sound, proper, rational, reliable)
1
pure(adjective, good, sound, right)
1
rational(clear, sound, sensible, proper)
1
relevant(clear, appropriate, sensible, suitable)
1
satisfactory(adjective, good, right, fit)
1
sensible(clear, sound, moderate, proper)
1
solid(good, sound, right, proper)
1
substantial(adjective, good, sound, right)
1
subtle(clear, sound, sensible, rational)
1
sufficient(adjective, good, right, fit)
1
suitable(adjective, correct, fit, appropriate)
1
telling(clear, sharp, sensible, penetrating)
1
understandable(adjective, moderate, honest, fair)
1
up to snuff(expression, good, fit, appropriate)
1
user friendly(expression, good, fit, appropriate)
1
warrantable(adjective, proper, just, legitimate)
1
well-founded(good, sound, right, rational)
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APASmart Define. (2015). legit thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/legit/thesaurus/synonyms
ChicagoSmart Define. 2015. "legit thesaurus" https://smartdefine.org/legit/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, legit thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/legit/thesaurus/synonyms>.
MLASmart Define. "legit thesaurus" 5 May 2015. Web. 27 September 2026. <https://smartdefine.org/legit/thesaurus/synonyms>