overextension vs urgency

overextension

noun
  • The state or quality of being overextended; extension beyond normal, correct, or appropriate bounds or limits. 

  • Application of a term to too many referents, as for example when a child uses cat to refer to all animals. 

urgency

noun
  • The quality or condition of being urgent. 

  • Insistence, pressure, urge. 

  • A sudden and compelling need to urinate that is difficult to defer, associated with conditions such as urinary tract infections and overactive bladder. 

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