emptiness vs layer

emptiness

noun
  • The state or feeling of being empty. 

  • A void; a nothingness; something lacking existence. 

  • A nonexistence; a lack of existence. 

layer

verb
  • To arrange in layers. 

  • To cut or divide into layers. 

noun
  • One of the items in a hierarchy. 

  • A person who lays anything, such as tiles or a wager. 

  • A (usually) horizontal deposit; a stratum. 

  • A shoot of a plant, laid underground for growth. 

  • An item of clothing worn under or over another. 

  • A single thickness of some material covering a surface. 

  • A mature female bird, insect, etc. that is able to lay eggs. 

  • A hen kept to lay eggs. 

  • one in a stack of (initially transparent) drawing surfaces that comprise an image; used to keep elements of an image separate so that they can be modified independently from one another. 

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