on foot vs settled

on foot

prep
  • In progress or in preparation; active, in operation. 

  • On one's feet; walking, jogging or running but not in a vehicle or on the back of an animal. 

settled

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

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