boy crazy vs in love

boy crazy

adj
  • Having a great romantic or sexual attraction to boys of one's age group. 

in love

adj
  • feeling the emotion of love 

prep
  • (informal) Very fond (of an idea, etc.) 

  • Enamored (of a person, etc.) 

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