comfortably vs conveniently

comfortably

adv
  • Easily; without effort or difficulty. 

  • In a comfortable manner. 

conveniently

adv
  • In a convenient manner, form, or situation; without difficulty. 

  • In a manner provoking suspicion due to how well it suits someone's purposes. 

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