gobbledygook vs malarkey

gobbledygook

noun
  • Nonsense; meaningless or encrypted language. 

  • Something written in an overly complex, incoherent, or incomprehensible manner. 

malarkey

noun
  • Nonsense; rubbish. 

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