9 entries under durably topic. ×

13
incessantly(adverb, continuously, forever, constantly, repeatedly)
11
perpetually(adverb, continuously, infinitely)
10
eternally(adverb, perpetually, infinitely)
10
everlastingly(adverb, continuously, perpetually, infinitely)
4
perennially(adverb, continuously)
3
lastingly(adverb, continuously, perpetually)
3
lengthily
1
durably
1
endurably
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APASmart Define. (2015). interminably thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/interminably/thesaurus/synonyms
ChicagoSmart Define. 2015. "interminably thesaurus" https://smartdefine.org/interminably/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, interminably thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/interminably/thesaurus/synonyms>.
MLASmart Define. "interminably thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/interminably/thesaurus/synonyms>