dumb vs speaking

dumb

adj
  • Pointless, foolish, lacking intellectual content or value. 

  • Lacking brightness or clearness, as a colour. 

  • Extremely stupid. 

verb
  • To make stupid. 

  • To represent as stupid. 

  • To reduce the intellectual demands of. 

speaking

intj
  • Indication that the person requested is the same as the one who is currently speaking. 

adj
  • Used in speaking. 

  • Having competence in a language. 

  • Having the ability of speech. 

  • Expressive; eloquent. 

  • Involving speaking. 

noun
  • One's ability to communicate vocally in a given language. 

  • An oral recitation of e.g. a story. 

  • The act of communicating vocally. 

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