crazed vs round the bend

crazed

adj
  • Maddened; driven insane. 

  • Covered with cracks (generally applied to porcelain). 

round the bend

prep
  • Crazy, mad or insane. 

  • Close to or in close proximity to another location. 

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