39 entries under normal topic. ×

79
persistent(adjective, continue, strain, determined, usual)
58
constant(adjective, sound, continue, strain, determined)
39
permanent(adjective, strain, usual, steady, stable)
36
consistent(adjective, strain, usual, steady, stable)
29
incessant(adjective, sound, continue, determined, steady)
28
steady(adjective, strain, determined, familiar, usual)
24
continual(adjective, continue, determined, usual, steady)
10
fixed(adjective, dull, determined, usual, steady)
9
habitual(adjective, usual, steady, stable, regular)
9
regular(verb, adjective, sound, usual, steady)
7
chronic(adjective, usual, regular, routine)
4
confirmed(adjective, usual, regular, routine)
4
intermittent(adjective, regular, continuous, lasting)
4
monotonous(adjective, steady, stable, regular, fixed)
4
numberless(adjective, regular, absolute, abundant)
2
customary(usual, regular, established, hardened)
2
recurring(adjective, regular, continuous, lasting)
2
thick(adjective, regular, frequency, recurrent)
2
ubiquitous(regular, recurrent)
1
common(usual, regular, established, hardened)
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APASmart Define. (2016). perpetual thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/perpetual/thesaurus/synonyms
ChicagoSmart Define. 2016. "perpetual thesaurus" https://smartdefine.org/perpetual/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, perpetual thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/perpetual/thesaurus/synonyms>.
MLASmart Define. "perpetual thesaurus" 30 March 2016. Web. 22 September 2026. <https://smartdefine.org/perpetual/thesaurus/synonyms>