Plough vs Virgin

Plough

name
  • The brightest seven stars of the constellation Ursa Major. They are Alkaid, Mizar, Alioth, Megrez, Dubhe, Merak, and Phecda. 

  • A surname. 

Virgin

name
  • The constellation and star sign Virgo. 

  • Virgin Mary, the mother of Jesus. 

  • A tributary of the Colorado River in the states of Utah, Nevada, and Arizona in the United States. 

  • A surname. 

  • A town in Washington County, Utah. 

noun
  • A representation (picture, statue etc.) of Virgin Mary. 

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