carpet vs graffiti

carpet

noun
  • Any surface or cover resembling a carpet or fulfilling its function. 

  • Any of a number of moths in the geometrid subfamily Larentiinae 

  • A fabric used as a complete floor covering. 

  • A woman's pubic hair. 

verb
  • To reprimand. 

  • To substantially cover something, as a carpet does; to blanket something. 

  • To lay carpet, or to have carpet installed, in an area. 

graffiti

noun
  • Drawings or words drawn on a surface in a public place, usually made without authorization. 

  • Informal inscriptions, figure drawings, etc., as opposed to official inscriptions. 

verb
  • To mark a surface with such images. 

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