continuant vs extended

continuant

adj
  • Continuing; prolonged; sustained. 

noun
  • An endurant. 

  • A determinant formed from a tridiagonal matrix. 

  • A linguistic sound other than a stop. 

extended

adj
  • Lasting longer; protracted. 

  • Wider than usual. 

  • Longer in length or extension; elongated. 

  • Having a large scope or range; extensive. 

  • Stretched out or pulled out; expanded. 

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