claptrap vs gibberish

claptrap

noun
  • Empty verbiage or nonsense. 

  • A device or trick to gain applause; a humbug. 

  • A device for producing a clapping sound in theaters. 

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 

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