802 entries under adjective topic. ×

5
pigheaded(firm, usual, sure, planned)
5
positioned(noun, verb, firm, fixed)
5
resistant(hard, firm, solid, determined)
5
select(verb, order, end, fix)
5
single-minded(firm, solid, steady, stable)
5
specified(usual, planned, conventional, customary)
5
stated(noun, strong, flat, certain)
5
steely(hard, firm, solid, resolute)
5
strong-willed(strong, tough, firm, determined)
5
stuck(firm, true, steady, fixed)
5
thick(strong, hard, tough, firm)
5
thickened(verb, hard, firm, solid)
4
accepted
4
balanced(verb, calm, strong, secure)
4
bigoted(determined, resolute, obstinate, uncompromising)
4
bold(firm, certain, resolute, sure)
4
chronic
4
circumscribed(slight, fine, thin, certain)
4
commonplace(dull, flat, silly, common)
4
congealed(verb, hard, tough, firm)
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APASmart Define. (2016). set thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/set/thesaurus/synonyms
ChicagoSmart Define. 2016. "set thesaurus" https://smartdefine.org/set/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, set thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/set/thesaurus/synonyms>.
MLASmart Define. "set thesaurus" 1 March 2016. Web. 22 September 2026. <https://smartdefine.org/set/thesaurus/synonyms>