devise vs improv

devise

noun
  • Design, devising. 

  • The act of leaving real property in a will. 

  • Such a will, or a clause in such a will. 

  • The real property left in such a will. 

verb
  • To use one’s intellect to plan or design (something). 

  • To leave (property) in a will. 

improv

noun
  • Improvisation. 

  • A form of live entertainment characterized by improvisation and interaction with the audience. 

verb
  • To perform improv. 

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