circumambulate vs maunder

circumambulate

verb
  • To walk around something in a circle, especially for a ritual purpose. 

maunder

verb
  • To wander or walk aimlessly. 

  • To speak in a disorganized or desultory manner; to babble or prattle. 

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