Eonian
Eonian adjective - Of or relating to a geological eon (longer than an era).
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Synonyms for Eonian
Perpetuity and eonian are semantically related in eternity topic. In some cases you can use "Perpetuity" instead a noun "Eonian".
Perpetuity
Perpetuity noun - Endless time.
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Synonyms for Perpetuity
Eonian and perpetuity are semantically related in eternity topic. You can use "Eonian" instead a noun "Perpetuity".
Mutual synonyms
Cite this Source
Perpetuity and Eonian. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/eonian/perpetuity
Eonian & Perpetuity. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/eonian/perpetuity>.
Perpetuity or Eonian. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/eonian/perpetuity.
Google Ngram Viewer shows how "eonian" and "perpetuity" have occurred on timeline