crackle vs squeal

crackle

verb
  • To make a prolonged, frequent cracking sound which sounds like fizzing or popping. 

noun
  • A prolonged, frequent cracking sound; a fizzing, popping sound. 

  • Synonym of crackling (“crispy rind of roast pork”) 

  • A style of glaze giving the impression of many small cracks. 

  • The fifth derivative of the position vector with respect to time (after velocity, acceleration, jerk, and jounce), i.e. the rate of change of jounce. 

squeal

verb
  • To make a squealing noise. 

  • To scream with a shrill, prolonged sound. 

  • To give sensitive information about someone to a third party; to rat on someone. 

noun
  • A high-pitched sound, such as the scream of a child or a female person, or noisy worn-down brake pads. 

  • The cry of a pig. 

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