305 entries under adjective topic. ×

3
steely(strong, hard, tough, determined)
3
strait-laced
3
strict(strong, hard, tough, severe)
3
strong-willed(determined, resolute, uncompromising, unshakeable)
3
stuffy
3
uncooperative(mean, hard, tough, harsh)
3
unswerving(determined, resolute, uncompromising, unshakeable)
3
unwavering(determined, resolute, persistent, constant)
3
wilful(determined, resolute, uncompromising, unshakeable)
2
astringent(strong, hard, tough, severe)
2
authoritarian(strong, hard, tough, severe)
2
balky(tough, firm, unreasonable, grim)
2
conservative
2
contumacious(tough, firm, determined, unreasonable)
2
conventional(usual, customary, established, traditional)
2
dour
2
hanging tough(expression, mean, hard, determined)
2
hard-headed(persistent, constant, pitiless, unyielding)
2
hardened(determined, resolute, uncompromising, unshakeable)
2
harsh(mean, strong, hard, tough)
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APASmart Define. (2015). stiff-necked thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/stiff-necked/thesaurus/synonyms
ChicagoSmart Define. 2015. "stiff-necked thesaurus" https://smartdefine.org/stiff-necked/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, stiff-necked thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/stiff-necked/thesaurus/synonyms>.
MLASmart Define. "stiff-necked thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/stiff-necked/thesaurus/synonyms>