5 entries under once and for all topic. ×

43
forever(adverb, everlasting, always, ever, repeatedly)
12
enduringly(adverb, completely, certainly, definitely, repeatedly)
9
perpetually(adverb, repeatedly, infinitely, persistently, incessantly)
7
forevermore(adverb, repeatedly, infinitely, persistently, incessantly)
4
for all time
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APASmart Define. (2015). permanently thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/permanently/thesaurus/synonyms
ChicagoSmart Define. 2015. "permanently thesaurus" https://smartdefine.org/permanently/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, permanently thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/permanently/thesaurus/synonyms>.
MLASmart Define. "permanently thesaurus" 14 April 2015. Web. 1 October 2026. <https://smartdefine.org/permanently/thesaurus/synonyms>