55 entries under permanent topic. ×

71
persistent(adjective, strong, tough, continue, strain)
64
enduring(verb, adjective, calm, strong, great)
53
stable(adjective, strong, tough, strain, firm)
52
permanent(adjective, calm, strong, secure, tough)
46
firm(adjective, calm, strong, secure, tough)
37
constant(adjective, calm, strong, secure, tough)
33
perpetual(adjective, strain, stable, fixed, firmness)
31
fast(adjective, strain, firmness, labour)
24
eternal(adjective, certain, pause, fixed, persistent)
22
everlasting(adjective, strong, stable, persistent, constant)
20
abiding(verb, adjective, calm, strong, secure)
19
continuing(verb, adjective, continue, certain, fixed)
15
fixed(adjective, strong, tough, firm, stable)
13
perennial(adjective, continue, constant, continuous, enduring)
12
immutable(adjective, calm, strong, secure, firm)
12
unchanging(adjective, firm, certain, steady, stable)
12
unending(adjective, persistent, constant, current, continuous)
11
endless(adjective, certain, persistent, constant, reliable)
11
indestructible(adjective, strong, tough, stable, sturdy)
11
unceasing(adjective, persistent, constant, continuous, endless)
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APASmart Define. (2016). lasting thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/lasting/thesaurus/synonyms
ChicagoSmart Define. 2016. "lasting thesaurus" https://smartdefine.org/lasting/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, lasting thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/lasting/thesaurus/synonyms>.
MLASmart Define. "lasting thesaurus" 26 February 2016. Web. 21 September 2026. <https://smartdefine.org/lasting/thesaurus/synonyms>