120 entries under true topic. ×

4
regular(adjective, correct, reasonable, firm, sensible)
3
appropriate(adjective, correct, exact, superior, unusual)
3
hard(adjective, clear, correct, certain)
3
loyal(adjective, good, strong, firm, honest)
3
proven(adjective, set, definite, sure)
3
staunch(adjective, good, strong, firm, honest)
3
strong(adjective, good, sound, easy, honest)
3
truthful(adjective, correct, honest, perfect, exact)
3
unimpeachable(adjective, set, strong, solid)
2
authenticated(honest, original, straight, genuine)
2
axiomatic(adjective, understood, aphoristic)
2
bona fide(expression, adjective, honest, pure)
2
close(adjective, correct, exact, proper)
2
concrete(adjective, clear, correct, exact, physical)
2
correct(adjective, clear, plain, exact, proper)
2
detailed(adjective, correct, exact, precise)
2
earnest(adjective, energetic, real, insistent)
2
essential(adjective, physical, material, actual)
2
existent(adjective, physical, material, actual)
2
gospel
10 years ago|37k views|share |citing 
APASmart Define. (2016). certain thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/certain/thesaurus/synonyms
ChicagoSmart Define. 2016. "certain thesaurus" https://smartdefine.org/certain/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, certain thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/certain/thesaurus/synonyms>.
MLASmart Define. "certain thesaurus" 31 March 2016. Web. 21 September 2026. <https://smartdefine.org/certain/thesaurus/synonyms>