86 entries under adverb topic. ×

75
perpetually(everlasting, endlessly, always, ever)
57
eternally(adjective, everlasting, endlessly, always)
52
evermore(adjective, everlasting, always, ever)
51
forevermore(everlasting, always, ever, perpetuity)
47
endlessly(adjective, everlasting, continuously, always)
40
ever(always, perpetuity, constantly, perpetually)
40
permanently(everlasting, always, ever, repeatedly)
40
everlastingly(endlessly, always, ever, constantly)
37
aye(always, ever, perpetuity, constantly)
34
interminably(everlasting, endlessly, continuously, always)
31
for ever(expression, idiom, always, ever)
31
incessantly(usually, endlessly, continuously, regularly)
28
constantly(endlessly, always, ever, perpetuity)
27
for good(expression, idiom, everlasting, always)
27
ay(always, ever, constantly, perpetually)
26
till Doomsday(expression, idiom, everlasting, always)
26
for keeps(expression, idiom, stable, lasting)
25
continually(endlessly, always, ever, constantly)
23
in perpetuity(expression, idiom, everlasting, always)
20
infinitely(everlasting, always, ever, perpetually)
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APASmart Define. (2015). forever thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/forever/thesaurus/synonyms
ChicagoSmart Define. 2015. "forever thesaurus" https://smartdefine.org/forever/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, forever thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/forever/thesaurus/synonyms>.
MLASmart Define. "forever thesaurus" 15 December 2015. Web. 24 September 2026. <https://smartdefine.org/forever/thesaurus/synonyms>