Synonyms|352Antonyms|90|Broader|7Narrower|0Related|321
1
in the bag(expression, adjective, idiom, clear, firm)
1
inappealable
1
indicative
1
insured(adjective, solid, certain, sure, confident)
1
invincible
1
invulnerable
1
irrebuttable
1
irrefrangible(definite, precise, sure, decisive, final)
1
irrefutably
1
irrevocable(definite, precise, sure, absolute, decisive)
1
litmus test(expression, definite, precise, sure, decisive)
1
made certain(expression, adjective, solid, certain, sure)
1
manifest
1
nailed down(expression, adjective, solid, certain, sure)
1
nuncupative
1
on ice(expression, adjective, clear, firm, solid)
1
overconfident(adjective, certain, sure, guaranteed)
1
overwhelming
1
perfect(clear, certain, sure, absolute, indisputable)
1
plus
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ChicagoSmart Define. 2015. "irrefutable thesaurus" https://smartdefine.org/irrefutable/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, irrefutable thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/irrefutable/thesaurus/synonyms>.
MLASmart Define. "irrefutable thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/irrefutable/thesaurus/synonyms>