scutch vs tether

scutch

verb
  • To separate the woody fibre from (flax, hemp, etc.) by beating; to swingle. 

noun
  • A bricklayer's small picklike tool with two cutting edges (or prongs) for dressing stone or cutting and trimming bricks. 

  • The woody fibre of flax or hemp; the refuse of scutched flax or hemp. 

  • A tuft or clump of grass. 

  • A wooden implement shaped like a large knife used to separate the valuable fibres of flax or hemp by beating them and scraping from it the woody or coarse portions. 

tether

verb
  • to restrict something with a tether. 

  • to connect something to something else. 

  • to connect a cellular smartphone to another personal computer in order to give it access to a hotspot. 

noun
  • a strong rope or line that connects a sailor's safety harness to the boat's jackstay 

  • a rope, cable etc. that holds something in place whilst allowing some movement 

  • the limit of one's abilities, resources etc. 

  • The cardinal number three in an old counting system used in Teesdale and Swaledale. (Variant of tethera) 

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