plexus vs snare

plexus

noun
  • A network of anastomosing or interwoven nerves, blood vessels, or lymphatic vessels. 

  • The system of equations required for the complete expression of the relations which exist between a set of quantities. 

  • An interwoven combination of parts or elements in a structure or system. 

snare

noun
  • A loop of cord used in obstetric cases, to hold or to pull a fetus from the mother animal. 

  • A trap (especially one made from a loop of wire, string, or leather). 

  • A set of stiff wires held under tension against the lower skin of a drum to create a rattling sound. 

  • A similar looped instrument formerly used to remove tumours etc. 

  • A mental or psychological trap. 

  • A snare drum. 

verb
  • To catch or hold, especially with a loop. 

  • To ensnare. 

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