immortally Synonyms

abidingly undying unceasingly ceaselessly lastingly for good enduringly 24-7 agelessly deathlessly forevermore until hell freezes over imperishably indestructibly perdurably sempiternally unfadingly uninterruptedly timelessly persistently ad infinitum always constantly continually continuously durably endlessly eternally everlastingly evermore forever immortal incessantly infinitely interminably permanently perpetually for ever so long