Eonian Synonyms

ēōnēən
Of or relating to a geological eon (longer than an era)
(Adjective)
Synonyms:
  1. aeonian
Continuing forever or indefinitely
(Adjective)
Synonyms:
  1. ageless
  2. aeonian
  3. eternal
  4. everlasting
  5. perpetual
  6. unending
  7. unceasing