castoff vs outcast

castoff

adj
  • discarded, rejected. 

noun
  • Something that has been rejected or discarded; a reject. 

outcast

adj
  • That has been cast out; banished, ostracized. 

noun
  • The amount of increase in the bulk of grain during malting. 

  • One that has been excluded from a society or system, a pariah, a leper. 

  • A quarrel. 

  • Synonym of outsider: someone who does not belong, a misfit. 

verb
  • To cast out; to banish. 

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