broken-down vs dilapidated

broken-down

adj
  • Not properly maintained; neglected. 

  • Ruined in character or strength. 

  • Which has broken down and, as a result, is no longer in working order. 

dilapidated

adj
  • Having fallen into a state of disrepair or deterioration, especially through neglect. 

How often have the words broken-down and dilapidated occurred in a corpus of books? (source: Google Ngram Viewer )