carpet vs overlayer

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. 

overlayer

noun
  • A layer of adatoms adsorbed onto a surface, as onto the surface of a single crystal. 

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