liability vs problem

liability

noun
  • The likelihood of something happening. 

  • A handicap that holds something back, a drawback, someone or something that is a burden to whoever is required to take care of them; an individual or action that exposes others to greater risk. 

  • Any item recorded on the right-hand side of a balance sheet. 

  • The condition of being susceptible to something. 

  • An obligation, debt or responsibility owed to someone. 

  • A person on a team that is more of a hindrance than a help. 

problem

noun
  • A puzzling circumstance. 

  • A difficulty that has to be resolved or dealt with. 

  • A set of moves required to complete a climb. 

  • A question to be answered, schoolwork exercise. 

  • Objection. 

  • Difficulty in accepting or understanding or refusal to accept or understand. 

adj
  • Causing a problem; problematic; troublesome. 

  • Difficult to train or guide; unruly. 

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