eristic vs polemic

eristic

noun
  • One who makes specious arguments; one who is disputatious. 

  • A type of dialogue or argument where the participants do not have any reasonable goal. The aim is to argue for the sake of conflict, and often to see who can yell the loudest. 

adj
  • Provoking strife, controversy or discord. 

polemic

noun
  • A person who writes in support of one opinion, doctrine, or system, in opposition to another; one skilled in polemics; a controversialist; a disputant. 

  • A strong verbal or written attack on someone or something. 

  • An argument or controversy. 

adj
  • Having the characteristics of a polemic. 

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