ambulant vs nomadic

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. 

nomadic

adj
  • Of or related to any habitually wandering person or animal. 

  • Of or related to itinerant herdsmen. 

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