deliberative vs parliamentary

deliberative

adj
  • That deliberates, considers carefully. 

noun
  • A kind of rhetoric employed in proving a thing and convincing others of its truth, in order to persuade them to adopt it. 

  • A discourse in which a question is discussed, or weighed and examined. 

parliamentary

adj
  • Of, relating to, or enacted by a parliament 

  • Of a class of train which, by an act of parliament, ran both ways along a line, at least once each day, at the rate of one penny per mile. 

  • Having the supreme executive and legislative power resting with a cabinet of ministers chosen from, and responsible to a parliament. 

noun
  • A parliamentary train. 

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