confabulation vs one-on-one

confabulation

noun
  • A casual conversation; a chat. 

  • A fabricated memory believed to be true. 

one-on-one

adj
  • bijective or injective 

  • Involving one attacker and one defender. 

  • Involving direct communication or competition between two people. 

noun
  • A contest involving only one player on each side, especially of an activity often involving teams. 

How often have the words confabulation and one-on-one occurred in a corpus of books? (source: Google Ngram Viewer )