Synonyms of long ago

Adjective

1. long-ago, old (vs. new)

usage: belonging to time long gone; "those long-ago dresses that swished along the floor"

Adverb

1. long ago, long since, lang syne

usage: of the distant or comparatively distant past; "We met once long ago"; "they long ago forsook their nomadic life"; "left for work long ago"; "he has long since given up mountain climbing"; "This name has long since been forgotten"; "lang syne" is Scottish