67 entries under guaranteed topic. ×

5
self-confident(firm, certain, sure, self-assured)
5
unchangeable(adjective, clear, certain, limited, definite)
4
confirmed(adjective, solid, certain, determined, usual)
4
in the bag(expression, adjective, idiom, solid, certain)
4
solid(adjective, certain, serious, resolute, persistent)
3
undoubted(adjective, solid, certain, straightforward, definite)
2
bound(adjective, set, intense, certain, deliberate)
2
changeless(adjective, clear, certain, limited, definite)
2
nailed down(expression, adjective, set, solid, certain)
2
on ice(expression, adjective, solid, certain, definite)
2
overconfident(certain, sure)
2
poised(certain, sure)
2
secure(adjective, set, solid, certain, sure)
2
self-assured(firm, certain, sure, self-confident)
1
abiding(adjective, clear, certain, limited, definite)
1
absolutely certain(expression, adjective, set, solid, certain)
1
beyond doubt(expression, adjective, set, solid, certain)
1
cinched(adjective, set, solid, certain, definite)
1
clinched(adjective, set, solid, certain, definite)
1
dependable(adjective, set, solid, certain, sure)
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APASmart Define. (2016). decided thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/decided/thesaurus/synonyms
ChicagoSmart Define. 2016. "decided thesaurus" https://smartdefine.org/decided/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, decided thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/decided/thesaurus/synonyms>.
MLASmart Define. "decided thesaurus" 31 March 2016. Web. 23 September 2026. <https://smartdefine.org/decided/thesaurus/synonyms>