hurtful vs obstruent

hurtful

adj
  • Tending to impair or damage; injurious; occasioning loss or injury. 

  • Tending to hurt someone's feelings; insulting. 

obstruent

adj
  • Causing obstruction; blocking up. 

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. 

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