crochet vs piecen

crochet

verb
  • To make (a piece of) needlework using a hooked needle; to make interlocking loops of thread. 

noun
  • A certain crest of enamel on the molar teeth of some rhinoceroses. 

  • Needlework made by looping thread with a hooked needle. 

piecen

verb
  • To join broken threads or ends in spinning. 

  • To extend by adding a part or parts. 

  • To join; piece (together); fay. 

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