kook vs nutburger

kook

noun
  • An eccentric, strange or crazy person. 

  • A boardsport participant who lacks style or skill; a newbie who acts as if they are better at the sport than they are. 

nutburger

noun
  • A person considered crazy or eccentric. 

  • A patty made from or containing nuts; a burger containing such a patty. 

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