4
you bet(expression, interjection, certain, confident, rely)
3
presume true(expression, hold, accept, consider, regard)
3
admit(verb, hold, accept, consider, regard)
3
assure(verb, certain, trust, sure)
3
feel confident(expression, true, sure, assure, confide)
3
rely on(expression, hold, accept, consider, regard)
3
repose(verb, certain, sure, assure)
3
accept as true(verb, expression, idiom, hold, accept)
3
accredit(verb, hold, accept, consider, regard)
3
and no mistake(expression, certain, confident, rely)
3
as sure as fate(expression, confidence, sure, assure)
3
be as confident as possible(expression, certain, sure, assure)
3
be confident of(expression, certain, sure, confident)
3
be convinced of(verb, hold, accept, consider, regard)
3
be covered by warranty(expression, assure, economics, warranty)
3
be doubly sure(expression, certain, sure, assure)
3
be of the opinion(verb, hold, accept, consider, regard)
3
be positive about(expression, certain, confident, rely)
3
believe(verb, hold, accept, consider, have)
3
bet bottom dollar(verb, expression, idiom, hold, accept)
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APASmart Define. (2015). rest assured thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/rest_assured/thesaurus/synonyms
ChicagoSmart Define. 2015. "rest assured thesaurus" https://smartdefine.org/rest_assured/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, rest assured thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/rest_assured/thesaurus/synonyms>.
MLASmart Define. "rest assured thesaurus" 17 December 2015. Web. 24 September 2026. <https://smartdefine.org/rest_assured/thesaurus/synonyms>