Synonyms|862Antonyms|116|Broader|10Narrower|8Related|256

83 entries under constant topic. ×

2
continuing(adjective, strong, firm, determined, steady)
2
hard-headed(adjective, persistent, pitiless, unyielding)
2
impregnable(adjective, firm, true, fixed)
2
permanent(secure, tough, firm, true, fixed)
2
plodding(adjective, strong, firm, determined, steady)
2
plugging(adjective, strong, firm, determined, steady)
2
sound(adjective, strong, secure, tough, fit)
2
unremitting(adjective, strong, firm, determined, steady)
2
unwearied(adjective, strong, firm, determined, steady)
1
attached(secure, firm, true, fixed)
1
ceaseless(adjective, persistent, pitiless, continuous)
1
close(firm, true, fixed, steadfast)
1
continual(adjective, determined, steady, resolute, persistent)
1
continued(adjective, strong, firm, determined, steady)
1
continuous(adjective, persistent, pitiless, unyielding)
1
endless(adjective, determined, steady, resolute, persistent)
1
fastened(adjective, strong, secure, firm, solid)
1
fireball(adjective, strong, firm, determined, steady)
1
fortified(adjective, strong, firm, solid, true)
1
go-go(adjective, strong, firm, determined, steady)
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ChicagoSmart Define. 2015. "tenacious thesaurus" https://smartdefine.org/tenacious/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, tenacious thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/tenacious/thesaurus/synonyms>.
MLASmart Define. "tenacious thesaurus" 6 November 2015. Web. 23 September 2026. <https://smartdefine.org/tenacious/thesaurus/synonyms>