woodcut vs xylograph

woodcut

noun
  • An engraved block of wood, especially one used as a printing form. 

  • A method of printmaking from such a block. 

  • A print produced with this method. 

xylograph

noun
  • An engraving in wood or woodcut, especially one used in printing predating the Western tradition (14th c.). 

  • A print taken from such an engraving. 

verb
  • To make a print from an engraving in wood. 

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