ambulant vs settled

ambulant

adj
  • Able to walk. 

  • Designed for use by somebody with a disability that impairs, but does not prevent, walking. 

noun
  • A patient who is able to walk. 

settled

adj
  • Comfortable and at ease, especially after a period of change or unrest. 

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