28 entries under lifelong topic. ×

1
perpetual(permanent, long-term)
1
persisting(permanent, long-term)
1
till the cows come home(expression, idiom, permanent, long-term)
1
unceasing(permanent, long-term)
1
unchanging(adjective, permanent, long-term)
1
unending(permanent, long-term)
1
unremitting(permanent, long-term)
0
ongoing(permanent, long-term)
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APASmart Define. (2016). indelible thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/indelible/thesaurus/synonyms
ChicagoSmart Define. 2016. "indelible thesaurus" https://smartdefine.org/indelible/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2016, indelible thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/indelible/thesaurus/synonyms>.
MLASmart Define. "indelible thesaurus" 29 March 2016. Web. 1 October 2026. <https://smartdefine.org/indelible/thesaurus/synonyms>