573 entries under adjective topic. ×

2
long-drawn-out(great, high, long, extended)
2
never-failing(strong, complete, flat, firm)
2
notable(great, extraordinary, outstanding, remarkable)
2
obdurate(strong, flat, certain, determined)
2
overlong(great, high, constant, abundant)
2
philosophical(calm, quiet, gentle, persistent)
2
relentless(determined, steady, resolute, persistent)
2
reliable(calm, close, strong, secure)
2
rooted(certain, limited, definite, persistent)
2
self-controlled(calm, cool, tolerant, patient)
2
stalwart(calm, strong, sound, secure)
2
standing(noun, strength, ability, resolution)
2
static(quiet, flat, indifferent, fixed)
2
stony
2
unbroken(steady, persistent, constant, monotonous)
2
uncomplaining(calm, quiet, gentle, restrained)
2
unconditional(complete, total, definite, absolute)
2
understanding(calm, quiet, gentle, restrained)
2
unforgettable(great, extraordinary, outstanding, remarkable)
2
unlimited(complete, total, certain, definite)
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APASmart Define. (2016). enduring thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/enduring/thesaurus/synonyms
ChicagoSmart Define. 2016. "enduring thesaurus" https://smartdefine.org/enduring/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, enduring thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/enduring/thesaurus/synonyms>.
MLASmart Define. "enduring thesaurus" 29 March 2016. Web. 22 September 2026. <https://smartdefine.org/enduring/thesaurus/synonyms>