chamfer vs dismember

chamfer

verb
  • To cut off the edge or corner of something. 

  • To cut a groove in something. 

noun
  • An obtuse-angled relief or cut at an edge added for a finished appearance and to break sharp edges. 

dismember

verb
  • To cut or otherwise divide something into pieces. 

  • To remove the limbs of. 

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