Synonyms|430Antonyms|71|Broader|1Narrower|0Related|59
1
bullhead(adjective, mean, hard, tough, harsh)
1
by the book(expression, adjective, idiom, strong, hard)
1
cantankerous(adjective, tough, firm, unreasonable, grim)
1
case-hardened
1
caustic(adjective, severe)
1
ceaseless(adjective, persistent, constant, pitiless, unyielding)
1
certain(adjective, firm, determined, usual, regular)
1
chilly(adjective, severe)
1
close-minded
1
cold fish(expression, adjective, mean, hard, unfeeling)
1
concluded(adjective, firm, determined, usual, regular)
1
confirmed(adjective, firm, determined, usual, regular)
1
constant(adjective, persistent, pitiless, unyielding, endless)
1
continual(adjective, persistent, constant, pitiless, unyielding)
1
continuous(adjective, persistent, constant, pitiless, unyielding)
1
contrary
1
cool(adjective, severe)
1
correct(adjective, severe)
1
crisp(adjective, severe)
1
critical(adjective, severe)
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APASmart Define. (2015). stiff-necked thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/stiff-necked/thesaurus/synonyms
ChicagoSmart Define. 2015. "stiff-necked thesaurus" https://smartdefine.org/stiff-necked/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, stiff-necked thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/stiff-necked/thesaurus/synonyms>.
MLASmart Define. "stiff-necked thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/stiff-necked/thesaurus/synonyms>