baffling vs inexplainable

baffling

adj

  • Puzzling, perplexing, bewildering. 

  • frustrating 

noun

  • An act of foiling or thwarting. 

inexplainable

adj

  • That cannot be explained. 

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