disconcert vs kerfuffle

disconcert

verb
  • To upset the composure of. 

  • To bring into confusion. 

  • To frustrate, discomfit. 

noun
  • A state of disunion. 

kerfuffle

verb
  • To make a disorderly outburst or commotion. 

noun
  • A disorderly outburst, disturbance, commotion, or tumult. 

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