53 entries under stable topic. ×

71
persistent(adjective, strong, tough, continue, strain)
66
stable(adjective, strong, secure, tough, strain)
61
lasting(adjective, calm, strong, secure, tough)
52
everlasting(adjective, strong, steady, fixed)
50
firm(adjective, calm, strong, secure, tough)
48
enduring(adjective, calm, strong, secure, tough)
47
constant(adjective, calm, strong, secure, tough)
47
perpetual(adjective, strain, usual, steady)
40
durable(adjective, time, continue, strain)
39
consistent(adjective, strain, usual, steady)
38
unfluctuating(adjective, calm, strong, secure, strain)
37
fixed(verb, adjective, strong, secure, tough)
34
invariable(adjective, calm, strong, secure, strain)
34
steadfast(adjective, calm, strong, secure, strain)
33
unalterable(adjective, calm, strong, secure, strain)
28
steady(adjective, calm, strong, secure, strain)
22
immutable(adjective, calm, strong, secure, firm)
21
unchanging(adjective, firm, steady, regular)
20
abiding(adjective, calm, strong, secure, tough)
20
stabile(adjective, calm, strong, secure, strain)
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APASmart Define. (2016). permanent thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/permanent/thesaurus/synonyms
ChicagoSmart Define. 2016. "permanent thesaurus" https://smartdefine.org/permanent/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, permanent thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/permanent/thesaurus/synonyms>.
MLASmart Define. "permanent thesaurus" 26 February 2016. Web. 20 September 2026. <https://smartdefine.org/permanent/thesaurus/synonyms>