aphonic vs responsive

aphonic

noun
  • A person who has aphonia. 

adj
  • Of, relating to, or exhibiting aphonia; unable to speak. 

responsive

adj
  • using antiphons; antiphonal 

  • answering, replying or responding 

  • susceptible to the feelings of others 

  • automatically resizing and repositioning elements to fit the available space 

  • able to receive and respond to external stimuli 

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