good-by
1. [ interjection ] term of endearment
Synonyms: pip good-bye lovie
2. [ noun ] a farewell remark
Synonyms: good-bye adieu adios cheerio au_revoir auf_wiedersehen good_day goodby bye-bye goodbye bye sayonara so_long arrivederci
Examples:

"they said their good-byes"

Related terms: farewell
Similar spelling:   good-bye
  Godby
  goodby
  Godbey
  goodbye
  Godbee