7 entries under quality topic. ×

18
eternity(noun, state, time, continue)
9
endlessness(noun, state, continue, age)
8
everlastingness(noun, state, continue, age)
5
ceaselessness(noun, state, continue, infinity)
3
eternality(noun, state, continue, limited)
3
world without end(noun, expression, idiom, state)
2
eternalness(noun, state, continue, limited)
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APASmart Define. (2015). perpetuity thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/perpetuity/thesaurus/synonyms
ChicagoSmart Define. 2015. "perpetuity thesaurus" https://smartdefine.org/perpetuity/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, perpetuity thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/perpetuity/thesaurus/synonyms>.
MLASmart Define. "perpetuity thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/perpetuity/thesaurus/synonyms>