Synonyms of forever

Adverb

1. everlastingly, eternally, forever, evermore

usage: for a limitless time; "no one can live forever"; "brightly beams our Father's mercy from his lighthouse evermore"- P.P.Bliss

2. forever, forever and a day

usage: for a very long or seemingly endless time; "she took forever to write the paper"; "we had to wait forever and a day"

3. constantly, always, forever, perpetually, incessantly

usage: without interruption; "the world is constantly changing"

Definition and meaning of forever (Dictionary)