ETERNAL, ETERNALLY, ETERNITY
ADJECTIVES
► AEONIAL age-long, eternal, everlasting → 1865
► AEONIAN eternal, everlasting → 1765
► AEVITERNAL everlasting, endless, eternal → 1660 obs.
► AY-DURING eternal, everlasting → 1580 obs.
► ECHE everlasting, eternal → c825 obs.
► ECHELICH everlasting, eternal → c825 obs.
► EVERLIVING living without end; immortal, eternal → 1547
► EVITERNAL eternal, everlasting → 1596 obs.
► TARNAL eternal, everlasting → 1995 Amer. dial.
ADVERBS
► AEVITERNALLY endlessly, eternally → 1608
► ECHELICHE eternally → c1175 obs.
► WITHOUT TIME forever, eternally → a1400 obs.
NOUNS
► AEON an age of the universe; an immeasurable period of time; the whole duration of the world, or of the universe; eternity → 1647
► AEVITERNITY eternal existence, everlasting duration, eternity → 1596 obs.
► AEVUM an aeon, an age, eternity → 1660 obs.
Lexicophilia 