6
reliable(adjective, calm, strong, secure, tough)
6
serviceable
6
stalwart(adjective, calm, strong, sound, secure)
6
tenacious(adjective, strong, sound, secure, tough)
6
unchangeable(adjective, calm, strong, secure, firm)
6
withstanding
5
hearty(adjective, strong, sound, tough, solid)
5
lifelong(adjective, permanent, recurrent, perpetual, long-term)
5
long-term(adjective, lasting, permanent, lifelong)
5
long-wearing
5
stubborn
5
unbreakable(adjective, strong, hard, tough, firm)
5
unchanging(adjective, set, firm, solid, steady)
5
well-made(adjective, strong, sound, tough, solid)
4
able-bodied(adjective, strong, sound, tough, solid)
4
aged(adjective, aged)
4
chronic(adjective, diuturnity)
4
diuturnal(adjective, sturdy, stability, diuturnity)
4
endless(adjective, permanent, long-term, lifelong, diuturnity)
4
hard-wearing
11 years ago|28k views|share |citing 
APASmart Define. (2015). durable thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/durable/thesaurus/synonyms
ChicagoSmart Define. 2015. "durable thesaurus" https://smartdefine.org/durable/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, durable thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/durable/thesaurus/synonyms>.
MLASmart Define. "durable thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/durable/thesaurus/synonyms>