compatible vs obstruent

compatible

noun
  • Something that is compatible with something else. 

adj
  • Able to get along well. 

  • Capable of easy interaction. 

  • Consistent; congruous. 

obstruent

noun
  • Anything that obstructs, especially in the passages of the body. 

  • A consonant sound formed by obstructing the airway, causing turbulence; a plosive, fricative, or affricate. 

  • Hypernym: consonant 

adj
  • Causing obstruction; blocking up. 

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