3
stable(adjective, strong, flat, determined, definite)
3
stalwart
3
stiff(adjective, tenacious)
3
stiff-necked(adjective, tough, firm, unreasonable, grim)
3
stony(adjective, tenacious)
3
strenuous(adjective, thorough, meticulous, painstaking)
3
sustaining(verb, continuing)
3
unhesitating(adjective, firm, determined, resolution, serious)
3
unshakeable(adjective, resolute)
3
weariless(adjective, tireless)
3
work well under pressure
3
zealous(adjective, resolute)
2
balky(tough, firm, unreasonable, grim, persistent)
2
bound(adjective, strong, tough, flat, firm)
2
bound and determined(expression, idiom)
2
conscionable(adjective, thorough, meticulous, painstaking)
2
continued(adjective, strong, firm, determined, steady)
2
dead set on(expression, idiom, strong, firm, definite)
2
definite(strong, firm, certain, unyielding, resolved)
2
deliberate(adjective, resolute)
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APASmart Define. (2015). persevering thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/persevering/thesaurus/synonyms
ChicagoSmart Define. 2015. "persevering thesaurus" https://smartdefine.org/persevering/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, persevering thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/persevering/thesaurus/synonyms>.
MLASmart Define. "persevering thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/persevering/thesaurus/synonyms>