45 entries under perpetual topic. ×

10
lasting(adjective, certain, stable, persistent, constant)
8
nonstop(adjective, continue, steady, stable, regular)
7
chronic(adjective, usual, regular, routine, normal)
6
enduring(adjective, certain, determined, stable, persistent)
6
never-ending(adjective, determined, persistent, constant, obstinate)
5
infinite(adjective, constant, abundant, unrestrained, endless)
4
immortal(adjective, constant, abundant, endless, infinite)
3
abiding(adjective, certain, stable, persistent, constant)
3
consistent(adjective, direct, smooth, right, flat)
2
confirmed(adjective, usual, regular, routine, fixed)
2
durable(adjective, stable, constant, enduring, lasting)
2
immutable(adjective, steady, stable, regular, fixed)
2
perdurable(stable, constant, enduring, lasting, permanent)
2
rhythmic(adjective, regular)
1
changeless(stable, constant, enduring, lasting, durable)
1
diurnal(stable, constant, enduring, lasting, durable)
1
faithful(adjective, certain, constant, reliable, trustworthy)
1
imperishable(stable, constant, continuous, enduring, lasting)
1
lifelong(adjective, fixed, persistent, continuous, lasting)
1
long-lasting(stable, constant, enduring, lasting, permanent)
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APASmart Define. (2016). continual thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/continual/thesaurus/synonyms
ChicagoSmart Define. 2016. "continual thesaurus" https://smartdefine.org/continual/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, continual thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/continual/thesaurus/synonyms>.
MLASmart Define. "continual thesaurus" 12 February 2016. Web. 28 September 2026. <https://smartdefine.org/continual/thesaurus/synonyms>