dead-end vs disconnect

dead-end

noun
  • A position that offers no hope of progress. 

  • A road with no exit. 

adj
  • Going nowhere; blocked. 

verb
  • To come to a dead-end. 

disconnect

noun
  • A lack of connection or accord; a mismatch. 

  • A switch used to isolate a portion of an electrical circuit. 

  • The deliberate severing of ties with family, friends, etc. considered antagonistic towards Scientology. 

  • A break or interruption in an existing connection, continuum, or process; disconnection. 

verb
  • To sever or interrupt a connection. 

  • To remove the connection between an appliance and an electrical power source. 

  • Of a person, to become detached or withdrawn. 

How often have the words dead-end and disconnect occurred in a corpus of books? (source: Google Ngram Viewer )