snead vs sned

snead

verb
  • To cut; lop; prune. 

noun
  • A snath. 

  • A piece; bit; slice. 

  • A line or cord; a string. 

sned

verb
  • To lop; lop or chop off. 

noun
  • A cut, a cutting; a slash, a slight wound; a lopping or pruning. 

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