Letters that make good day
a, o, d, g, y are letters that make 'good day'
1 possible definitions for 'good day'
Under this definition, good day is a noun and has the following properties:
good-bye, adios, arrivederci, auf wiedersehen, au revoir, bye, bye-bye, cheerio, good-by, goodby, goodbye, sayonara, so long, adieu have the same meaning as 'good day'
'good day' can be a type of farewell, word of farewell.