plethora vs shortness

plethora

noun
  • An excessive amount or number; an abundance. 

  • Excess of blood in the skin, especially in the face and especially chronically. 

shortness

noun
  • The property of being short or terse. 

  • The property of being short, of being small of stature or brief. 

  • The result or product of being short. 

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