gallet vs snead

gallet

verb
  • To use this masonry technique. 

noun
  • A splinter of stone inserted into the wet mortar of masonry. 

snead

verb
  • To cut; lop; prune. 

noun
  • A snath. 

  • A piece; bit; slice. 

  • A line or cord; a string. 

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