mon vs sister

mon

noun
  • A colloquial means of address of man in places such as Jamaica and Shropshire in England. 

  • A creature in a video game, usually one which is captured, trained up and used in battles. 

  • A video game or anime in which catching and battling creatures is an important element. 

  • The former currency of Japan until 1870, before the yen. 

  • The badge or emblem of a Japanese family, especially a family of the ancient feudal nobility; typically circular and consists of conventionalized forms from nature. 

sister

noun
  • A form of address to a woman. 

  • A woman, in certain religious, labour or socialist circles; also as a form of address. 

  • A female member of a religious order; especially one devoted to more active service; (informal) a nun. 

  • An entity that has a special or affectionate, non-hierarchical relationship with another. 

  • A senior or supervisory nurse, often in a hospital. 

  • A node in a data structure that shares its parent with another node. 

  • Something in the same class. 

  • A daughter of the same parents as another person; a female sibling. 

  • A black woman. 

  • Any butterfly in the genus Adelpha, so named for the resemblance of the dark-colored wings to the black habit traditionally worn by nuns. 

  • Any woman or girl with whom a bond is felt through common membership in a community, race, profession, religion, organization, or ism. 

verb
  • To strengthen (a supporting beam) by fastening a second beam alongside it. 

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