dumbass vs idiotistic

dumbass

adj
  • Stupid, foolish. 

noun
  • A stupid or foolish person. 

  • A term of endearment for someone who is stupid or foolish or has done something stupid or foolish. 

idiotistic

adj
  • Synonym of idiotic 

  • Specific to one idiolect. 

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