castoff vs trifle

castoff

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

adj
  • discarded, rejected. 

trifle

noun
  • Anything that is of little importance or worth. 

  • A particular kind of pewter. 

  • An insignificant amount of money. 

  • A very small amount (of something). 

  • Utensils made from this particular kind of pewter. 

  • An English dessert made from a mixture of thick custard, fruit, sponge cake, jelly and whipped cream. 

verb
  • To squander or waste. 

  • To deal with something as if it were of little importance or worth. 

  • To act, speak, or otherwise behave with jest. 

  • To inconsequentially toy with something. 

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