circumambient vs customarily

circumambient

adv
  • in a circumambient manner 

adj
  • Including all aspects of; encompassing. 

  • Surrounding. 

customarily

adv
  • In the customary manner; as is custom 

  • Under normal circumstances, normally. 

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