ambulant vs peripatetic

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. 

peripatetic

adj
  • Tending to walk about. 

  • Constantly travelling. 

noun
  • One who walks about; a pedestrian; an itinerant. 

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