tether vs trammel

tether

verb
  • to connect something to something else. 

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

  • to restrict something with a tether. 

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) 

trammel

verb
  • To entangle, as in a net. 

  • To confine; to hamper; to shackle. 

noun
  • A kind of net for catching birds, fishes, or other prey. 

  • A net for confining a woman's hair. 

  • A kind of shackle used for regulating the motions of a horse and making it amble. 

  • A fishing net that has large mesh at the edges and smaller mesh in the middle 

  • Whatever impedes activity, progress, or freedom, such as a net or shackle. 

  • A set of rings or other hanging devices, attached to a transverse bar suspended over a fire, used to hang cooking pots etc. 

  • An instrument for drawing ellipses, one part of which consists of a cross with two grooves at right angles to each other, the other being a beam carrying two pins (which slide in those grooves), and also the describing pencil. 

  • A beam compass. 

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