disconnected vs untied

disconnected

adj
  • Incoherent; disjointed. 

  • That can be partitioned into two nonempty subsets which are both open and closed. 

  • Feeling a lack of empathy or association with something. 

  • That is no longer connected. 

untied

adj
  • Not tied; undone 

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