84 entries under inflexible topic. ×

8
set in stone(expression, adjective, idiom, mean, hard)
8
strong-minded(adjective, determined, resolution, fixed, serious)
8
uncooperative(adjective, mean, hard, tough, harsh)
7
balky(adjective, cross, negative, hostile, different)
7
cussed(adjective, mean, cross, irritable, ugly)
7
rigorous(adjective, hard, severe, resolute, rigid)
6
insubordinate(adjective, negative, hostile, adverse)
6
single-minded(adjective, tough, firm, intense, deliberate)
5
biased(adjective, passionate, violent, fervent, rigid)
5
steely(adjective, set, hard, stiff, rigid)
5
unalterable(adjective, hard, determined, fixed)
4
fanatical(adjective, unreasonable, fervent, rigid)
4
unadaptable(adjective, set, hard, stiff, rigid)
4
unreasonable(stubborn, prejudiced, willful)
3
untoward(adjective, control, order, cross, resist)
2
dead set on(expression, adjective, idiom, firm, intense)
2
hard-line(adjective, hard, tough, rough, firm)
2
inalterable
2
incompliant(tough, firm, difficult, fixed, rigid)
2
locked in(expression, adjective, tough, firm, determined)
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APASmart Define. (2015). obstinate thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/obstinate/thesaurus/synonyms
ChicagoSmart Define. 2015. "obstinate thesaurus" https://smartdefine.org/obstinate/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, obstinate thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/obstinate/thesaurus/synonyms>.
MLASmart Define. "obstinate thesaurus" 3 August 2015. Web. 30 September 2026. <https://smartdefine.org/obstinate/thesaurus/synonyms>