135 entries under persistent topic. ×

33
fixed(adjective, mean, strong, hard, sound)
31
set(adjective, strong, hard, secure, tough)
29
steady(adjective, strong, sound, secure, tough)
28
tough(adjective, mean, clear, strong, hard)
28
constant(adjective, strong, secure, strain, flat)
26
unwavering(adjective, strong, secure, flat, firm)
25
tight(adjective, close, strong, hard, tough)
24
dogged(adjective, appearance, mean, strong, hard)
24
tenacious(adjective, clear, strong, sound, tough)
24
unshakable(adjective, mean, strong, hard, secure)
21
enduring(adjective, strong, sound, tough, strain)
21
implacable(adjective, appearance, mean, strong, hard)
21
unbendable(adjective, firm, resist, determined, unreasonable)
20
stout(adjective, strong, sound, tough, strain)
19
fast(adjective, strong, secure, tough, strain)
17
mulish(adjective, mean, strong, hard, tough)
17
stern(adjective, appearance, mean, hard, easy)
16
grim(adjective, appearance, mean, strong, hard)
14
iron(adjective, mean, strong, hard, tough)
14
staunch(adjective, clear, strong, sound, tough)
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APASmart Define. (2016). unyielding thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/unyielding/thesaurus/synonyms
ChicagoSmart Define. 2016. "unyielding thesaurus" https://smartdefine.org/unyielding/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, unyielding thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/unyielding/thesaurus/synonyms>.
MLASmart Define. "unyielding thesaurus" 10 March 2016. Web. 23 September 2026. <https://smartdefine.org/unyielding/thesaurus/synonyms>