256 entries under adjective topic. ×

24
eternal(certain, pause, fixed, persistent)
23
staying(verb, strain, firmness, labour)
23
unalterable(calm, strong, secure, strain)
22
everlasting(strong, stable, persistent, constant)
22
settled(strain, firmness, labour, hardiness)
22
stout(strain, firmness, labour, hardiness)
22
sustained(great, strain, deep, high)
22
unyielding(strain, firmness, labour, hardiness)
20
abiding(verb, calm, strong, secure)
20
impregnable(strain, firmness, labour, hardiness)
20
resistant(strain, firmness, labour, hardiness)
20
rigid(strain, firmness, labour, hardiness)
20
stationary(strain, firmness, labour, hardiness)
20
substantial(strain, firmness, labour, hardiness)
19
continuing(verb, continue, certain, fixed)
19
quiescent(strain, firmness, labour, hardiness)
19
seamless(strain, firmness, continuous, labour)
19
stabile(calm, strong, secure, strain)
19
tight(strain, firmness, labour, hardiness)
18
well-established(strain, firmness, labour, hardiness)
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APASmart Define. (2016). lasting thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/lasting/thesaurus/synonyms
ChicagoSmart Define. 2016. "lasting thesaurus" https://smartdefine.org/lasting/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, lasting thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/lasting/thesaurus/synonyms>.
MLASmart Define. "lasting thesaurus" 26 February 2016. Web. 23 September 2026. <https://smartdefine.org/lasting/thesaurus/synonyms>