antithetical vs oppositive

antithetical

adj
  • Pertaining to antithesis, or opposition of words and sentiments; containing, or of the nature of, antithesis; contrasted. 

oppositive

adj
  • Expressing contrariety. 

noun
  • The oppositive case, or an instance of its use. 

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