continuant vs relaxing

continuant

adj
  • Continuing; prolonged; sustained. 

noun
  • An endurant. 

  • A determinant formed from a tridiagonal matrix. 

  • A linguistic sound other than a stop. 

relaxing

adj
  • Conducive to relaxation; helping one to relax. 

noun
  • The process by which something is relaxed. 

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