debtor vs pauper

debtor

noun
  • A person or firm that owes money; one in debt; one who owes a debt. 

  • One who owes another anything, or is under obligation, arising from express agreement, implication of law, or principles of natural justice, to pay money or to fulfill some other obligation; in bankruptcy or similar proceedings, the person who is the subject of the proceeding. 

pauper

noun
  • One who is extremely poor. 

  • One living on or eligible for public charity. 

verb
  • To make a pauper of; to drive into poverty. 

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