Synonyms of eternity

1 Syllable
week, month
2 Syllables
heaven, ages, age, aeon, heavens
3 Syllables
endlessness, future, deathlessness, afterworld, forevers
4 Syllables
unboundedness, perpetuity, afterlife, infinities, timelessness, incessantness, aftertime, ceaselessness, eternalness, athanasy, limitlessness, vastitude, infinity
5 Syllables
measurelessness, unlimitedness, infinitude, everlastingness, immortality, infiniteness, eternality
6 Syllables
inexhaustibleness, immeasurableness
7 Syllables
inexhaustibility, imperishability, immeasurability