3
actual(adjective, right, perfect, exact, proper)
3
factual(adjective, right, perfect, exact, proper)
3
infallible
2
certain
2
correct(adjective, good, right, appropriate, exact)
2
faultless(adjective, right, perfect, exact, proper)
2
keen
2
proper(adjective, good, correct, right, appropriate)
2
right(adjective, good, correct, perfect, exact)
2
true(good, correct, right, appropriate, perfect)
2
truthful(right, exact, precise)
2
veracious(right, perfect, exact, proper, true)
1
absolute(adjective, good, correct, appropriate)
1
according to Hoyle(expression, idiom, right, perfect, exact)
1
accurate(adjective, good, correct, right, appropriate)
1
amen(correct, right, perfect, exact, proper)
1
appropriate(good, correct, right, perfect, exact)
1
ascertained
1
attested
1
authenticated
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APASmart Define. (2015). unmistaken thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/unmistaken/thesaurus/synonyms
ChicagoSmart Define. 2015. "unmistaken thesaurus" https://smartdefine.org/unmistaken/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, unmistaken thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/unmistaken/thesaurus/synonyms>.
MLASmart Define. "unmistaken thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/unmistaken/thesaurus/synonyms>