circumambient vs substantially

circumambient

adv
  • in a circumambient manner 

adj
  • Including all aspects of; encompassing. 

  • Surrounding. 

substantially

adv
  • To a great extent; in essence; essentially. 

  • Without material qualifications. 

  • In a strong substantial manner; considerably. 

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