freaky vs idiosyncratic

freaky

adj
  • Odd; bizarre; unusual. 

  • Sexually deviant. 

  • Scary; frightening. 

  • Resembling a freak. 

idiosyncratic

adj
  • Peculiar to a specific individual; eccentric. 

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