291 entries under adjective topic. ×

2
inalterable(certain, limited, definite, inflexible)
2
manly
2
patient(strong, firm, energetic, determined)
2
plodding(strong, firm, determined, steady)
2
plugging(strong, firm, determined, steady)
2
positive(certain, definite, resolved)
2
recalcitrant(determined, fixed, persistent, obstinate)
2
serious(strong, firm, determined, resolute)
2
thorough
2
unalarmed(bold, courage, unconcerned, brave)
2
undiscouraged(bold, unconcerned, brave, steadfast)
2
unfailing(set, strong, firm, determined)
2
unmanageable(determined, fixed, persistent, obstinate)
2
unmoved(determined, fixed, stubborn)
2
unremitting(strong, firm, energetic, determined)
2
unwearied(strong, firm, energetic, determined)
2
venturesome
1
abiding(strong, flat, certain, determined)
1
agreed(certain, limited, definite, inflexible)
1
anal-retentive(persistent, obstinate, insistent, dogged)
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APASmart Define. (2015). unflinching thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/unflinching/thesaurus/synonyms
ChicagoSmart Define. 2015. "unflinching thesaurus" https://smartdefine.org/unflinching/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, unflinching thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/unflinching/thesaurus/synonyms>.
MLASmart Define. "unflinching thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/unflinching/thesaurus/synonyms>