fanboy vs kook

fanboy

noun
  • A male fan who is obsessive about a particular subject (especially, something or someone in popular entertainment media). 

verb
  • To worship, support, drool over the object of affection; to be a fanboy. 

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. 

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