147 entries under determined topic. ×

2
restive(fixed, stubborn)
2
settled(adjective, strong, secure, flat, firm)
2
unhesitating(adjective, firm, serious, resolute)
2
unremitting(adjective, strong, firm, steady)
2
unwearied(adjective, strong, firm, steady)
1
bent(adjective, strong, flat, intense, deliberate)
1
brawny(strong, fit, vigorous, healthy)
1
continual(adjective, steady, resolute, persistent)
1
continued(adjective, strong, firm, steady)
1
daring(strong, tough, vigorous, bold)
1
dead set on(expression, idiom, strong, intense, deliberate)
1
driven(adjective, firm, serious, resolute)
1
eager beaver(expression, adjective, strong, firm)
1
endless(adjective, steady, resolute, persistent)
1
fireball(adjective, strong, firm, steady)
1
go-go(adjective, strong, firm, steady)
1
grind(adjective, strong, firm, steady)
1
hanging(adjective, resolute, obstinate, uncompromising)
1
hanging tough(expression, adjective, vigorous, resolute)
1
hardened(strong, fit, healthy, well)
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APASmart Define. (2015). tenacious thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/tenacious/thesaurus/synonyms
ChicagoSmart Define. 2015. "tenacious thesaurus" https://smartdefine.org/tenacious/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, tenacious thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/tenacious/thesaurus/synonyms>.
MLASmart Define. "tenacious thesaurus" 6 November 2015. Web. 24 September 2026. <https://smartdefine.org/tenacious/thesaurus/synonyms>