bugnuts vs demented

bugnuts

adj

  • weird, crazy, insane 

adv

  • Used as an intensifier, particularly for crazy or synonyms. 

demented

adj

  • Crazy; ridiculous. 

  • Insane or mentally ill. 

  • a demented idea 

  • Suffering from dementia. 

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