dormant vs not moving a muscle

dormant

adj
  • In a sleeping posture; distinguished from couchant. 

  • Inactive, sleeping, asleep, suspended. 

  • Leaning. 

noun
  • A crossbeam or joist. 

not moving a muscle

How often have the words dormant and not moving a muscle occurred in a corpus of books? (source: Google Ngram Viewer )