66 entries under inflexible topic. ×

2
inalterable
2
indomitable(adjective, strong, hard, tough, difficult)
2
locked in(expression, adjective, secure, wild, determined)
2
single-minded(adjective, firm, solid, intense, cruel)
2
unadaptable(adjective, hard, rigid, strict)
2
uncooperative(adjective, mean, hard, difficult, wild)
2
unmanageable(adjective, tough, difficult, determined, fixed)
1
attached(adjective, secure, firm, true, fixed)
1
cantankerous(tough, difficult, determined, fixed)
1
dead set on(expression, adjective, idiom, secure, determined)
1
hard-line(adjective, strong, hard, tough, difficult)
1
insubordinate(adjective, obstinate, willful)
1
located(secure, firm, solid, stiff, rigid)
1
locked(adjective, strong, secure, solid, steady)
1
mean(adjective, hard, tough, harsh)
1
situated(secure, firm, solid, stiff, rigid)
1
stringent(adjective, hard, rigid, strict)
0
bolshie(obstinate, willful)
0
cussed(obstinate, willful)
0
hard-and-fast(hard, rigid, strict, obstinate)
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APASmart Define. (2015). immovable thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/immovable/thesaurus/synonyms
ChicagoSmart Define. 2015. "immovable thesaurus" https://smartdefine.org/immovable/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, immovable thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/immovable/thesaurus/synonyms>.
MLASmart Define. "immovable thesaurus" 3 August 2015. Web. 29 September 2026. <https://smartdefine.org/immovable/thesaurus/synonyms>