ruckle vs scrunch up

ruckle

verb
  • To crease or wrinkle. 

  • To make a rattling noise in the throat. 

noun
  • A wrinkle. 

  • A rattling noise in the throat, as from suffocation. 

  • A disordered collection. 

scrunch up

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