ambulant vs walking

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. 

walking

adj
  • Able to walk in spite of injury or sickness. 

  • Incarnate as a human; living. 

  • Characterized by or suitable for walking. 

  • Heavily characterized by some given quality. 

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