jigsaw vs sawmill

jigsaw

noun
  • A power saw with fine teeth and a narrow blade which can cut curves in wood or metal. 

  • Something that can be compared to a jigsaw puzzle. 

  • A jigsaw puzzle. 

verb
  • To cut something using a jigsaw. 

sawmill

noun
  • A machine, building or company used for cutting (milling) lumber. 

verb
  • To process (lumber) in a sawmill. 

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