dam vs mammy

dam

noun
  • Female parent, mother, generally regarding breeding of animals. 

  • An obsolete Indian copper coin, equal to a fortieth of a rupee. 

  • A structure placed across a flowing body of water to stop the flow or part of the flow, generally for purposes such as retaining or diverting some of the water or retarding the release of accumulated water to avoid abrupt flooding. 

  • A former coin of Nepal, 128 of which were worth one mohar. 

  • A device to prevent a tooth from getting wet during dental work, consisting of a rubber sheet held with a band. 

  • A firebrick wall, or a stone, which forms the front of the hearth of a blast furnace. 

  • The water reservoir resulting from placing such a structure. 

  • A reservoir. 

  • A kind of crowned piece in the game of draughts. 

intj
  • Damn. 

verb
  • To block the flow of water. 

adj
  • Damn. 

mammy

noun
  • mamma; mother 

  • In the southern United States, a black nanny employed to look after white children; or in the antebellum South, a female slave who was close to the household and looked after the children. 

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