akin vs unconnected

akin

adj
  • Of the same kin; related by blood. 

  • Allied by nature; similar; partaking of the same properties; of the same kind. 

unconnected

adj
  • Confused or disconnected. 

  • Without connections of family, etc. 

  • Not connected or joined. 

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