1
settled
1
shown
1
stamped
1
submitted(verb, affirmed)
1
sure-enough
1
sworn and affirmed(expression, idiom)
1
sworn to
1
tested
1
true
1
true as gospel(expression, idiom)
1
truthful
1
unconfuted
1
undenied
1
underwrote(verb, approved)
1
undoubted
1
unerroneous
1
unfallacious
1
unfalse
1
unmistaken
1
unquestionable
11 years ago|8.3k views|share |citing 
APASmart Define. (2015). validated thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/validated/thesaurus/synonyms
ChicagoSmart Define. 2015. "validated thesaurus" https://smartdefine.org/validated/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, validated thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/validated/thesaurus/synonyms>.
MLASmart Define. "validated thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/validated/thesaurus/synonyms>