403 entries under adjective topic. ×

10
sure(calm, good, close, strong)
10
trustworthy(good, close, strong, correct)
10
undeviating(strong, solid, intense, deliberate)
10
unflinching(strong, flat, firm, certain)
9
dauntless(determined, vigorous, noble, resolute)
9
dependable(good, close, strong, correct)
9
inflexible(strong, tough, flat, firm)
9
obstinate(strong, tough, firm, intense)
9
persevering(strong, tough, flat, firm)
9
secure(verb, calm, strong, sound)
9
unfailing(good, strong, firm, honest)
8
ardent(close, kind, correct, firm)
8
liege(continue, firm, honest, sensible)
8
plucky(resolute, courageous, fearless, tenacious)
8
stiff(set, strong, hard, firm)
8
true-blue(good, close, strong, kind)
8
untiring(determined, perseverance, persevering)
7
bold(firm, determined, vigorous, noble)
7
devout(kind, true, caring, loving)
7
robust(health, strong, sound, tough)
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APASmart Define. (2015). staunch thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/staunch/thesaurus/synonyms
ChicagoSmart Define. 2015. "staunch thesaurus" https://smartdefine.org/staunch/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, staunch thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/staunch/thesaurus/synonyms>.
MLASmart Define. "staunch thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/staunch/thesaurus/synonyms>