probative vs suggestive

probative

adj
  • Tending to prove a particular proposition or to persuade someone of the truth of an allegation. 

suggestive

adj
  • Tending to suggest or imply. 

  • Relating to hypnotic suggestion. 

  • Suggesting romance, sex, etc.; risqué. 

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