crackpot vs crazo

crackpot

noun

  • An eccentric, crazy or foolish person. 

  • Someone addicted to crack cocaine (i.e. a drug addict). 

adj

  • Eccentric or impractical. 

crazo

noun

  • A crazy or insane person. 

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