disregarded vs retracted

disregarded

adj
  • neglected 

  • ignored 

retracted

adj
  • Withdrawn back and in, as the claws of a cat. 

  • Pronounced further back in the vocal tract. 

  • Couped by a line diagonal to the main direction. 

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