111 entries under firm topic. ×

1
pigheaded(adjective, determined, usual, regular)
1
serious(adjective, strong, sensible, steady)
1
set in stone(expression, adjective, idiom, solid)
1
single-minded(adjective, sensible, solid, intense)
1
solid as a rock(expression, adjective, idiom, solid)
1
specified(adjective, determined, usual, regular)
1
stiff-necked(adjective, determined, usual, regular)
1
strong-willed(adjective, intense, deliberate, determined)
1
unflinching(adjective, strong, flat, certain)
0
allegiant(adjective, sensible, solid, steady)
0
ardent(adjective, sensible, solid, steady)
0
bold(certain, sure, unyielding, guaranteed)
0
brick-wall(adjective, solid, stable, fixed)
0
determining
0
distinct(definite, absolute, obvious)
0
equable(adjective, sensible, solid, steady)
0
imperturbable(adjective, sensible, solid, certain)
0
known(definite, fixed, positive)
0
levelheaded(adjective, sensible, solid, steady)
0
liege(adjective, sensible, solid, steady)
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APASmart Define. (2016). settled thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/settled/thesaurus/synonyms
ChicagoSmart Define. 2016. "settled thesaurus" https://smartdefine.org/settled/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, settled thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/settled/thesaurus/synonyms>.
MLASmart Define. "settled thesaurus" 27 March 2016. Web. 23 September 2026. <https://smartdefine.org/settled/thesaurus/synonyms>