matin vs morning

matin

adj
  • of or relating to matins 

morning

intj
  • A greeting said in the morning; shortening of good morning 

noun
  • The first alcoholic drink of the day; a morning draught. 

  • The early part of anything. 

  • The early part of the day, especially from dawn to noon. 

How often have the words matin and morning occurred in a corpus of books? (source: Google Ngram Viewer )