Eternally

Adverb

 * 1) For eternity; forever.
 * I shall be eternally grateful for your assistance.

Thesaurus
ad infinitum, always, boundlessly, ceaselessly, constantly, continually, endlessly, ever, everlastingly, evermore, forever, forevermore, illimitably, immeasurably, immensely, in perpetuity, incalculably, incessantly, incomprehensibly, indestructibly, infinitely, innumerably, interminably, limitlessly, measurelessly, never-endingly, perdurably, perennially, permanently, perpetually, steadily, time without end, to infinity, unceasingly, unendingly, without end, without limit, world without end

Translations

 * Finnish:
 * Japanese: 永遠に (えいえんに, eien ni), 永久に (えいきゅうに, eikyū ni)
 * Portuguese:


 * Russian:
 * Spanish: