compliant vs litigious

compliant

adj
  • Willing to comply; submissive; willing to do what someone wants. 

  • Compatible with or following guidelines, specifications, rules, or laws. 

litigious

adj
  • Inclined to engage in lawsuits. 

  • Argumentative or combative. 

  • Of or relating to litigation. 

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