115 entries under adjective topic. ×

3
cocksure(clear, certain, sure, guaranteed)
3
convinced(clear, certain, sure)
3
hard(clear, certain, true, sure)
3
peremptory(authoritative, overbearing)
3
reliable
3
unambiguous(clear, certain, definite, precise)
3
unarguable(definite, precise, sure, decisive)
2
beyond question(expression, idiom)
2
categorical(clear, certain, definite, sure)
2
clear-cut(clear, solid, certain, definite)
2
doubtless
2
explicit(clear, certain, sure)
2
fixed(clear, sound, firm, plain)
2
patent
2
persuasive(sound, reasonable, rational)
2
settled(solid, certain, sure, absolute)
2
uncontested
2
undisputable(certain, true)
2
unmistakeable
2
unqualified
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APASmart Define. (2015). irrefutable thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/irrefutable/thesaurus/synonyms
ChicagoSmart Define. 2015. "irrefutable thesaurus" https://smartdefine.org/irrefutable/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, irrefutable thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/irrefutable/thesaurus/synonyms>.
MLASmart Define. "irrefutable thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/irrefutable/thesaurus/synonyms>