58 entries under inflexible topic. ×

35
hard(adjective, characteristic, quality, mean, strong)
35
set(adjective, strong, secure, tough, firm)
34
pertinacious(adjective, characteristic, quality, obstinate, stubbornness)
33
intractable(adjective, characteristic, quality, stubbornness, obstinate)
33
tough(adjective, characteristic, quality, mean, strong)
29
contumacious(adjective, obstinate, characteristic, quality, stubbornness)
29
pigheaded(adjective, characteristic, quality, mean, hard)
22
perverse(adjective, characteristic, quality, stubbornness, mean)
22
uncooperative(adjective, change, mean, position, attitude)
21
stiff-necked(adjective, characteristic, quality, stubbornness, determined)
21
hardheaded(adjective, characteristic, quality, strong, hard)
21
opinionated(adjective, characteristic, quality, firm, determined)
21
bolshie(adjective, obstinate, willful)
17
steadfast(adjective, characteristic, quality, strong, secure)
17
resolved(adjective, characteristic, quality, firm, deliberate)
16
persevering(adjective, characteristic, quality, strong, tough)
15
bullheaded(adjective, characteristic, quality, strong, hard)
15
set in stone(expression, adjective, idiom, mean, hard)
15
willful(adjective, characteristic, quality, strong, tough)
14
iron(adjective, characteristic, quality, mean, strong)
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APASmart Define. (2015). stubborn thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/stubborn/thesaurus/synonyms
ChicagoSmart Define. 2015. "stubborn thesaurus" https://smartdefine.org/stubborn/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, stubborn thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/stubborn/thesaurus/synonyms>.
MLASmart Define. "stubborn thesaurus" 3 August 2015. Web. 30 September 2026. <https://smartdefine.org/stubborn/thesaurus/synonyms>