DG vs dag

DG

dag

intj
  • Expressing shock, awe or surprise; used as a general intensifier. 

noun
  • A dangling lock of sheep’s wool matted with dung. 

  • A hanging end or shred, in particular a long pointed strip of cloth at the edge of a piece of clothing, or one of a row of decorative strips of cloth that may ornament a tent, booth or fairground. 

  • A skewer. 

  • A misty shower; dew. 

  • A spit, a sharpened rod used for roasting food over a fire. 

  • The unbranched antler of a young deer. 

  • One who dresses unfashionably or without apparent care about appearance; someone who is not cool; a dweeb or nerd. 

  • A directed acyclic graph; an ordered pair (V,E) such that E is a subset of some partial ordering relation on V. 

verb
  • To be misty; to drizzle. 

  • To shear the hindquarters of a sheep in order to remove dags or prevent their formation. 

  • To cut or slash the edge of a garment into dags 

  • To skewer food, for roasting over a fire 

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