Synonyms|86Antonyms|25|Broader|0Narrower|0Related|196

21 entries under stiff topic. ×

7
inflexible(adjective, set, hard, rigid)
6
rigid(adjective, set, hard, resolute)
4
obstinate(adjective, set, hard, rigid)
3
fixed(adjective, set, hard, rigid)
3
uncompliant(adjective, set, hard, rigid)
3
uncompromising(adjective, set, hard, rigid)
2
dogged(adjective, set, hard, rigid)
2
hard(adjective, set, resolute, rigid)
2
immutable(adjective, set, hard, rigid)
2
intractable(adjective, set, hard, rigid)
2
set(adjective, hard, resolute, rigid)
2
unchangeable(adjective, set, hard, rigid)
2
unyielding(adjective, set, hard, rigid)
1
hard-and-fast(adjective, set, hard, rigid)
1
iron(adjective, set, hard, rigid)
1
single-minded(adjective, set, hard, rigid)
1
staunch(adjective, set, hard, rigid)
1
steadfast(adjective, set, hard, rigid)
1
steely(adjective, set, hard, rigid)
1
stringent(adjective, set, hard, rigid)
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ChicagoSmart Define. 2016. "unadaptable thesaurus" https://smartdefine.org/unadaptable/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, unadaptable thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/unadaptable/thesaurus/synonyms>.
MLASmart Define. "unadaptable thesaurus" 29 March 2016. Web. 24 September 2026. <https://smartdefine.org/unadaptable/thesaurus/synonyms>