145 entries under strong topic. ×

3
intent(adjective, flat, firm, certain)
3
serious(adjective, hard, tough, severe)
3
unbreakable(adjective, hard, tough, severe)
3
unsparing(adjective, mean, hard, tough)
3
vigorous(adjective, hard, sound, tough)
2
bound(adjective, tough, flat, firm)
2
close(adjective, set, hard, tough)
2
dead set on(expression, adjective, idiom, secure)
2
energetic(adjective, sound, tough, solid)
2
faithful(adjective, firm, determined, serious)
2
hard-boiled(adjective, mean, hard, tough)
2
hardy(adjective, hard, sound, tough)
2
hearty(adjective, sound, tough, solid)
2
insensible(adjective, hard, tough, sturdy)
2
invulnerable(resolute, unbending, permanent, unreceptive)
2
secure(adjective, close, hard, sound)
2
thick(adjective, hard, tough, firm)
2
undeviating(adjective, flat, harsh, cruel)
2
well-built(adjective, sound, tough, solid)
2
well-founded(adjective, sound, tough, solid)
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APASmart Define. (2016). unyielding thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/unyielding/thesaurus/synonyms
ChicagoSmart Define. 2016. "unyielding thesaurus" https://smartdefine.org/unyielding/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, unyielding thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unyielding/thesaurus/synonyms>.
MLASmart Define. "unyielding thesaurus" 10 March 2016. Web. 29 September 2026. <https://smartdefine.org/unyielding/thesaurus/synonyms>