1
racked(adjective, set, solid, certain, sure)
1
rain or shine(noun, expression, idiom, belief, store)
1
reality(noun, trust, confidence, stock, inevitability)
1
rock solid
1
safe
1
safe bet(noun, expression, belief, trust, confidence)
1
same
1
sealed(adjective, set, firm, solid, certain)
1
set(adjective, solid, certain, definite, sure)
1
settled(adjective, set, solid, certain, sure)
1
setup(noun, store, trust, confidence, assurance)
1
sewed up(expression, adjective, set, solid, certain)
1
shoo-in(noun, belief, store, trust, confidence)
1
sound
1
stable
1
staunchness(noun, store, trust, confidence, assurance)
1
steadiness(noun, store, trust, confidence, assurance)
1
stock(noun, store, trust, confidence, assurance)
1
store(noun, trust, confidence, assurance, stock)
1
substantial
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APASmart Define. (2015). surefire thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/surefire/thesaurus/synonyms
ChicagoSmart Define. 2015. "surefire thesaurus" https://smartdefine.org/surefire/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, surefire thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/surefire/thesaurus/synonyms>.
MLASmart Define. "surefire thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/surefire/thesaurus/synonyms>