85 entries under unyielding topic. ×

12
solid(adjective, calm, good, strong, sound)
12
sturdy(adjective, calm, strong, sound, tough)
12
tough(adjective, calm, clear, strong, sound)
11
stubborn(adjective, characteristic, quality, strong, tough)
11
unflagging(adjective, strong, tough, fit, firm)
10
courageous(adjective, firm, determined, vigorous, noble)
10
fixed(adjective, strong, sound, tough, flat)
10
sure(adjective, calm, good, close, strong)
10
unflinching(adjective, strong, flat, firm, certain)
9
inflexible(adjective, strong, tough, flat, firm)
9
obstinate(adjective, strong, tough, firm, intense)
9
persevering(adjective, strong, tough, flat, firm)
8
stiff(adjective, set, strong, hard, firm)
7
set(adjective, calm, strong, secure, tough)
7
unbending(adjective, clear, strong, tough, severe)
6
obdurate(adjective, strong, tough, flat, firm)
5
decided(adjective, firm, intense, deliberate, determined)
5
pertinacious(adjective, strong, tough, firm, determined)
5
purposeful(adjective, strong, tough, keen, firm)
5
strong-willed(adjective, firm, intense, deliberate, determined)
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APASmart Define. (2015). staunch thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/staunch/thesaurus/synonyms
ChicagoSmart Define. 2015. "staunch thesaurus" https://smartdefine.org/staunch/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, staunch thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/staunch/thesaurus/synonyms>.
MLASmart Define. "staunch thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/staunch/thesaurus/synonyms>