1
day-and-night
1
deep-rooted(fixed, persistent, continuous, lasting, permanent)
1
deep-seated(fixed, persistent, continuous, lasting, continuing)
1
delivering
1
diligent
1
diurnal(stable, constant, enduring, lasting, durable)
1
dyed-in-the-wool
1
equable(adjective, dull, smooth, steady, stable)
1
eterne
1
ever-being
1
ever-durable
1
ever-during
1
ever-present(fixed, persistent, continuous, lasting, continuing)
1
everliving
1
faithful(adjective, certain, constant, reliable, trustworthy)
1
firm(adjective, dull, determined, steady, stable)
1
for keeps(expression, stable, constant, enduring, lasting)
1
forever(adverb, stable, constant, enduring, lasting)
1
forever and a day(expression, idiom, stable, constant, lasting)
1
frequently
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APASmart Define. (2016). continual thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/continual/thesaurus/synonyms
ChicagoSmart Define. 2016. "continual thesaurus" https://smartdefine.org/continual/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, continual thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/continual/thesaurus/synonyms>.
MLASmart Define. "continual thesaurus" 12 February 2016. Web. 22 September 2026. <https://smartdefine.org/continual/thesaurus/synonyms>