cove vs cummer

cove

noun
  • A friend; a mate. 

  • A concave vault or archway, especially the arch of a ceiling. 

  • A thin line, sometimes gilded, along a yacht's strake below deck level. 

  • A recess or sheltered area on the slopes of a mountain. 

  • A hollow in a rock; a cave or cavern. 

  • The wooden roof of the stern gallery of an old sailing warship. 

  • A strip of prairie extending into woodland. 

  • A small coastal inlet, especially one having high cliffs protecting vessels from prevailing winds. 

verb
  • To arch over; to build in a hollow concave form; to make in the form of a cove. 

  • To brood, cover, or sit over, as birds their eggs. 

cummer

noun
  • A female companion or intimate (of another woman). 

  • The relationship of a godmother to the other godparents (godsibs or gossips), and the legal parents, of a child. 

  • Lass, the feminine equivalent of fellow. 

  • One who cums or climaxes. 

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