confederate vs unconnected

confederate

verb
  • To combine in a confederacy. 

noun
  • A member of a confederacy. 

  • An accomplice in a plot. 

  • An actor who participates in a psychological experiment pretending to be a subject but in actuality working for the researcher. 

adj
  • of, relating to, or united in a confederacy 

  • banded together; allied. 

unconnected

adj
  • Confused or disconnected. 

  • Without connections of family, etc. 

  • Not connected or joined. 

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