137 entries under firm topic. ×

1
trusty(adjective, close, correct, honest)
1
truthful(adjective, close, correct, honest)
1
unbending(adjective, strong, flat, certain)
1
undeviating(adjective, strong, flat, solid)
1
unequivocal(adjective, set, clear, total)
1
unflappable(adjective, calm, quiet, set, cool)
1
uniform(adjective, calm, strong, secure)
1
unshaken(adjective, set, clear, strong, flat)
1
upright(adjective, close, correct, honest)
1
veracious(adjective, close, correct, honest)
0
intense(adjective, solid, steady, stable)
0
levelheaded(adjective, solid, stable, fixed)
0
patterned(adjective, solid, stable, fixed)
0
reserved(adjective, solid, stable, fixed)
0
sensible(adjective, solid, stable, fixed)
0
serious-minded(adjective, solid, stable, fixed)
0
steady-going(adjective, solid, stable, fixed)
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APASmart Define. (2016). enduring thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/enduring/thesaurus/synonyms
ChicagoSmart Define. 2016. "enduring thesaurus" https://smartdefine.org/enduring/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, enduring thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/enduring/thesaurus/synonyms>.
MLASmart Define. "enduring thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/enduring/thesaurus/synonyms>