#yarn__thread  a fine cord of twisted fibers (of cotton or silk or wool or nylon etc.) used in sewing and weaving
  supertype:  #cord  a line made of twisted fibers or threads; "the bundle was tied with a cord"
  subtype:  #cotton  thread made of cotton fibers
     subtype:  #lisle  a strong tightly twisted cotton thread (usually made of long-staple cotton)
  subtype:  #dental_floss__floss__flos  a soft thread for cleaning the spaces between the teeth
  subtype:  #floss__flos  a soft loosely twisted thread used in embroidery
  subtype:  #Lastex  (trade mark) yarn that has an elastic core wound around with cotton or silk or nylon or rayon threads
  subtype:  #ligature  thread used by surgeons to bind a vessel (as to constrict the flow of blood)
  subtype:  #pile.yarn  the yarn (as in a rug or velvet) that stands up from the weave
  subtype:  #purl  gold or silver wire thread
  subtype:  #suture  thread of catgut or silk or wire used by surgeons to stitch tissues together
  subtype:  #tinsel  a thread with glittering metal foil attached
  subtype:  #warp  yarn arranged lengthways on a loom and crossed by the woof
  subtype:  #woof__weft__filling  the yarn woven across the warp yarn in weaving
  subtype:  #worsted.yarn  a tightly twisted woolen yarn

No statement uses or specializes #yarn; click here to add one.