1
positivist
1
potent(sound, reasonable, rational)
1
precise(definite, sure, decisive, final)
1
prescribed
1
presumptive
1
pronounced(adjective, solid, certain, sure, confident)
1
racked(adjective, solid, certain, sure, confident)
1
rational(sound, reasonable)
1
reasonable(sound, rational)
1
resolving(definite, precise, sure, decisive, final)
1
revealing(definite, precise, sure, decisive, final)
1
right(sound, reasonable, physical, material, rational)
1
sealed(adjective, solid, certain, sure, confident)
1
secure(adjective, sound, firm, solid, certain)
1
self-evident
1
sensible(physical, material, actual)
1
settling(definite, precise, sure, decisive, final)
1
sewed up(expression, adjective, solid, certain, sure)
1
significant
1
steadfast(adjective, certain)
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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>