#edge_tool  any cutting tool with a sharp cutting edge (as a chisel or knife or plane or gouge)
  supertype:  cutting_tool__cuttingtool__cutter__cutlery  a cutting implement; a tool for cutting
  subtype:  adz  ax  chisel  gouge.edge_tool  hob.edge_tool  knife  pickax  carpenter's_plane  pruning_hook  razor  pair_of_scissors  scythe  shear.edge_tool  sickle  wire_cutter
  part:  handle__grip__handgrip__hold  the appendage to an object that is designed to be held in order to use or move it
     part:  shank.cylinder__stem  cylinder forming a long narrow part of something
  part:  knife_edge__knifeedge__cutting_edge__cuttingedge  the sharp cutting side of the blade of a knife

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