aphonic vs mumchance

aphonic

adj
  • Of, relating to, or exhibiting aphonia; unable to speak. 

noun
  • A person who has aphonia. 

mumchance

adj
  • Mute, or not speaking; silent. 

noun
  • A silent, stupid person. 

  • An old game of chance played with cards in silence. 

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