135 entries under persistent topic. ×

6
unappeasable(adjective, mean, severe, harsh, cruel)
5
loyal(adjective, strong, firm, determined, bold)
5
true(adjective, strong, tough, flat, firm)
4
reliable(adjective, resolute, dedicated, unwavering)
4
sure(adjective, strong, tough, flat, firm)
4
unstoppable(adjective, harsh, cruel, determined, fierce)
3
hanging tough(expression, adjective, mean, hard, determined)
3
intent(adjective, strong, flat, firm, certain)
3
mortal(adjective, mean, severe, harsh, cruel)
3
stringent(adjective, harsh, cruel, determined, fierce)
3
unmovable(adjective, firm, intense, resolute)
3
unsparing(adjective, mean, strong, hard, tough)
2
bound(adjective, strong, tough, flat, firm)
2
chronic(adjective, continuous, lasting, continuing)
2
committed(adjective, resolute, dedicated, uncompromising)
2
dead set on(expression, adjective, idiom, strong, secure)
2
dedicated(adjective, clear, tough, severe, determined)
2
dependable(adjective, resolute, dedicated, unwavering)
2
faithful(adjective, strong, firm, determined, serious)
2
fierce(adjective, mean, clear, hard, tough)
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APASmart Define. (2016). unyielding thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/unyielding/thesaurus/synonyms
ChicagoSmart Define. 2016. "unyielding thesaurus" https://smartdefine.org/unyielding/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, unyielding thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/unyielding/thesaurus/synonyms>.
MLASmart Define. "unyielding thesaurus" 10 March 2016. Web. 24 September 2026. <https://smartdefine.org/unyielding/thesaurus/synonyms>