adversarial vs agonistic

adversarial

adj
  • Characteristic of, or in the manner of, an adversary; combative, hostile, opposed. 

  • In which issues are tried through the presentation of evidence and argument by adverse parties, with no or limited inquiry by the court's own initiative. 

agonistic

adj
  • Characterised by conflict or hostility. 

  • Pertaining to an agonist. 

  • Argumentative; combative. 

  • Struggling to achieve an effect; strained and contrived. 

  • Of or relating to contests that were originally participated in by the Ancient Greeks; athletic. 

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