DICT.TW Dictionary Taiwan

 good-bye /gʊdˈbaɪ, gə(d)-/

 Good-by, Good-bye  n. ∨ interj.  Farewell; a form of address used at parting. See the last Note under By, prep.
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 good-bye
      n : a farewell remark; "they said their good-byes" [syn: adieu,
           adios, arrivederci, auf wiedersehen, au revoir,
          bye, bye-bye, cheerio, good-by, goodby, goodbye,
           good day, sayonara, so long]

 goodbye
      n : a farewell remark; "they said their good-byes" [syn: adieu,
           adios, arrivederci, auf wiedersehen, au revoir,
          bye, bye-bye, cheerio, good-by, goodby, good-bye,
           good day, sayonara, so long]