123 entries under stubborn topic. ×

23
unchangeable(adjective, strong, complete, secure, flat)
23
unrelenting(adjective, mean, hard, firm, determined)
22
obstinate(adjective, mean, hard, rough, firm)
22
relentless(adjective, mean, hard, firm, determined)
21
immutable(adjective, hard, secure, rough, firm)
20
constant(adjective, strong, complete, secure, tough)
20
immobile(adjective, move, calm, quiet, strong)
20
unwavering(adjective, strong, secure, flat, firm)
19
adamant(adjective, mean, strong, hard, secure)
19
stable(adjective, adverb, calm, quiet, strong)
18
definite(adjective, set, clear, strong, complete)
18
rooted(verb, adjective, strong, hard, secure)
18
steady(adjective, adverb, move, strong, sound)
16
persistent(adjective, strong, tough, flat, firm)
16
unalterable(adjective, strong, hard, secure, severe)
15
secure(adjective, strong, hard, sound, tough)
14
resolved(verb, adjective, set, strong, flat)
13
decided(verb, adjective, set, firm, solid)
13
solid(adjective, set, strong, hard, sound)
12
motionless(adjective, calm, quiet, strong, secure)
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APASmart Define. (2016). fixed thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/fixed/thesaurus/synonyms
ChicagoSmart Define. 2016. "fixed thesaurus" https://smartdefine.org/fixed/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, fixed thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/fixed/thesaurus/synonyms>.
MLASmart Define. "fixed thesaurus" 16 March 2016. Web. 24 September 2026. <https://smartdefine.org/fixed/thesaurus/synonyms>