dilapidation vs insalubriousness

dilapidation

noun
  • The act of dilapidating, damaging a building or structure through neglect or intentionally. 

  • The state of being dilapidated, reduced to decay, partially ruined. 

  • Ecclesiastical waste: impairing of church property by an incumbent, through neglect or intentionally. 

  • Money paid at the end of an incumbency by the incumbent or his heirs for the purpose of putting the parsonage etc. in good repair for the succeeding incumbent. 

insalubriousness

noun
  • The quality of being insalubrious. 

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