612 entries under adjective topic. ×

35
stiff(strong, harsh, solid, cruel)
34
dogged(verb, strong, tough, firm)
33
unwavering(strong, flat, firm, total)
33
unshakable(strong, tough, resolute, obstinate)
30
adamant(strong, hard, tough, flat)
30
decided(verb, set, firm, intense)
30
tenacious(clear, strong, tough, severe)
27
persistent(strong, tough, flat, firm)
21
unfaltering(strong, complete, warm, firm)
20
persevering(strong, tough, keen, flat)
20
definite(good, clear, strong, easy)
20
staunch(good, clear, strong, tough)
19
indefatigable(strong, firm, steady, resolute)
19
unflinching(strong, flat, firm, harsh)
18
steady(good, strong, easy, severe)
18
unbendable(resolute, obstinate, uncompromising, unshakeable)
17
tireless(strong, keen, firm, energetic)
17
unswerving(strong, tough, firm, total)
16
certain(good, clear, strong, easy)
16
established(verb, strong, easy, flat)
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APASmart Define. (2016). determined thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/determined/thesaurus/synonyms
ChicagoSmart Define. 2016. "determined thesaurus" https://smartdefine.org/determined/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, determined thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/determined/thesaurus/synonyms>.
MLASmart Define. "determined thesaurus" 31 March 2016. Web. 24 September 2026. <https://smartdefine.org/determined/thesaurus/synonyms>