5
significant(adjective, good, clear, sensible, fair)
5
suitable(adjective, good, correct, reasonable, appropriate)
5
sure(adjective, clear, complete, correct, pure)
5
tangible(adjective, solid, material, truth, real)
5
truthful(adjective, open, correct, honest, solid)
5
unaffected(adjective, physical, material, true, truth)
5
verified
5
wise(clear, sound, reasonable, sensible, rational)
4
acceptable(adjective, good, reasonable, honest, solid)
4
applicable(adjective, correct, appropriate, fair, practical)
4
appropriate(adjective, correct, fair, adequate, just)
4
apt(adjective, correct, appropriate, fair, forceful)
4
available(adjective, strong, power, legal)
4
commonsensical(clear, sound, reasonable, sensible, rational)
4
concrete(adjective, solid, physical, material, real)
4
dependable(adjective, good, open, right, reasonable)
4
documented
4
essential(adjective, solid, physical, material, true)
4
fitting(adjective, clear, correct, reasonable, appropriate)
4
judicious(clear, reasonable, sensible, proper, logical)
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APASmart Define. (2016). valid thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/valid/thesaurus/synonyms
ChicagoSmart Define. 2016. "valid thesaurus" https://smartdefine.org/valid/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, valid thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/valid/thesaurus/synonyms>.
MLASmart Define. "valid thesaurus" 31 March 2016. Web. 20 September 2026. <https://smartdefine.org/valid/thesaurus/synonyms>