congenial vs interactional

congenial

adj
  • Friendly or sociable. 

  • Suitable to one’s needs. 

  • Having the same or very similar nature, personality, tastes, habits or interests. 

interactional

adj
  • Of, pertaining to, or featuring interaction. 

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