gibberish vs rubbish

gibberish

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. 

adj
  • unintelligible, incoherent or meaningless 

rubbish

noun
  • An item, or items, of low quality. 

  • Nonsense. 

  • Refuse, waste, garbage, junk, trash. 

verb
  • To criticize, to denigrate, to denounce, to disparage. 

  • To litter. 

adj
  • Exceedingly bad; awful. 

intj
  • Used to express that what was recently said is nonsense or untrue; balderdash!, nonsense! 

  • Used to express that something is exceedingly bad, awful, or terrible. 

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