Synonyms of eternal in English:

eternal


See definition of eternal

adjective

1‘the hope of eternal happiness’

SYNONYMS

everlasting, never-ending, endless, without end, perpetual, undying, immortal, deathless, indestructible, imperishable, immutable, abiding, permanent, enduring, infinite, boundless, timeless

rare sempiternal, perdurable

ANTONYMS

transient

2‘the price of freedom is eternal vigilance’

SYNONYMS

constant, continual, continuous, perpetual, persistent, sustained, unremitting, relentless, unrelenting, unrelieved, uninterrupted, unbroken, unabating, interminable, never-ending, non-stop, round-the-clock, always-on, incessant, endless, ceaseless

ANTONYMS

intermittent