obstruent vs plosive

obstruent

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

  • Hypernym: consonant 

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

adj
  • Causing obstruction; blocking up. 

plosive

noun
  • Sound produced from opening a previously closed oral passage. 

adj
  • Produced from opening a previously closed oral passage. 

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