gibberish vs scribbling

gibberish

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

  • Needlessly obscure or overly technical language. 

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

adj
  • unintelligible, incoherent or meaningless 

scribbling

noun
  • That which has been scribbled, written in a scrawled or careless hand. 

  • The carding of wool or cotton. 

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