chipping vs offcut

chipping

noun
  • A fragment broken off a larger material. 

  • The act of breaking something into small fragments, or of removing fragments from pottery etc. 

offcut

noun
  • A piece that has been cut off of a larger piece when not needed; surplus. 

adj
  • Cut off. 

  • Excess; surplus. 

verb
  • To cut off. 

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