4
attested(verb, affirmed)
4
composed(adjective, calm, quiet, cool, solid)
4
fearless(adjective, strong, tough, bold, sure)
4
fixed(adjective, certain, sure, positive, necessary)
4
hopeful(adjective, strong, bright, happy, solid)
4
incontestable(adjective, clear, certain, sure, positive)
4
indubitable(adjective, clear, certain, definite, sure)
4
irrefutable(adjective, clear, certain, definite, sure)
4
overconfident(adjective, certain, sure, confident, self-confident)
4
persuaded(verb, adjective, clear, certain, positive)
4
pronounced(verb, adjective, energetic, certain, definite)
4
reassured(verb, adjective, strong, easy, solid)
4
reliable(adjective, strong, easy, firm, solid)
4
resolute(adjective, strong, tough, easy, solid)
4
said(verb, express, say, dialogue, spoke)
4
settled(adjective, strong, easy, solid, certain)
4
unafraid(adjective, strong, tough, certain, bold)
4
undisputed(adjective, certain, straightforward, definite, distinct)
4
undoubted(adjective, certain, straightforward, definite, precise)
4
undoubting(adjective, certain, sure)
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APASmart Define. (2015). assured thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/assured/thesaurus/synonyms
ChicagoSmart Define. 2015. "assured thesaurus" https://smartdefine.org/assured/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, assured thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/assured/thesaurus/synonyms>.
MLASmart Define. "assured thesaurus" 9 December 2015. Web. 20 September 2026. <https://smartdefine.org/assured/thesaurus/synonyms>