145 entries under constant topic. ×

3
deep-rooted(adjective, calm, strong, solid, substantial)
3
loyal(adjective, close, correct, firm, honest)
3
never-ending(adjective, determined, endless, infinite)
3
prolonged(adjective, great, deep, high, persistent)
3
set(adjective, calm, strong, secure, flat)
3
solid(adjective, calm, strong, sound, tough)
3
true(adjective, close, strong, correct, flat)
2
continuous(adjective, certain, steady, persistent)
2
dependable(adjective, close, strong, tough, correct)
2
never-failing(adjective, strong, complete, flat, firm)
2
overlong(adjective, great, high, abundant)
2
perduring(tough, stable, sturdy, lasting)
2
relentless(adjective, determined, steady, resolute, persistent)
2
reliable(adjective, calm, close, strong, secure)
2
rooted(adjective, certain, limited, definite, persistent)
2
stalwart(adjective, calm, strong, sound, secure)
2
unbroken(adjective, steady, persistent, monotonous)
2
unfailing(set, clear, certain, steady, sure)
2
unlimited(adjective, complete, total, certain, definite)
2
unrelenting(adjective, certain, determined, steady, resolute)
10 years ago|19k views|share |citing 
APASmart Define. (2016). enduring thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/enduring/thesaurus/synonyms
ChicagoSmart Define. 2016. "enduring thesaurus" https://smartdefine.org/enduring/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, enduring thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/enduring/thesaurus/synonyms>.
MLASmart Define. "enduring thesaurus" 29 March 2016. Web. 21 September 2026. <https://smartdefine.org/enduring/thesaurus/synonyms>