cod vs gibberish

cod

adj
  • Having the character of imitation; jocular. 

  • Bad. 

noun
  • The Atlantic cod, Gadus morhua. 

  • The cocoon of a silkworm. 

  • Other not closely related fish which are similarly important to regional fisheries, as the hapuku and cultus cod. 

  • The sea fish of the family Gadidae which are sold as "cod", as haddock (Melanogrammus aeglefinus) and whiting (usually Merlangius merlangus). 

  • A joke or an imitation. 

  • The meat of any of the above fish 

  • Other not closely related fish which resemble the Atlantic cod, as the rock cod (Lotella rhacina) and blue cod (Parapercis colias). 

  • A stupid or foolish person. 

  • The sea fish of the genus Gadus generally, as inclusive of the Pacific cod (Gadus macrocephalus) and Greenland cod (Gadus ogac or Gadus macrocephalus ogac). 

verb
  • To attempt to deceive or confuse; To joke; To kid. 

gibberish

adj
  • unintelligible, incoherent or meaningless 

noun
  • Needlessly obscure or overly technical language. 

  • Speech or writing that is unintelligible, incoherent or meaningless. 

  • A language game, comparable to pig Latin, in which one inserts a nonsense syllable before the first vowel in each syllable of a word. 

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