have a fit vs pitch a fit

have a fit

verb
  • To become suddenly enraged. 

  • To experience an epileptic seizure. 

pitch a fit

verb
  • To become angry, enraged, or upset; to act or react with an outburst, as by shouting, swearing, etc. 

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