#hole  an opening deliberately made in or through something
  supertype:  #opening.artifact  a vacant or unobstructed space; "they left a small opening for the cat at the bottom of the door"
  subtype:  #air_hole__airhole  a hole that allows the passage of air
  subtype:  #armhole  a hole through which you put your arm and where a sleeve can be attached
  subtype:  #bunghole  a hole in a barrel or cask; used to fill or empty it
  subtype:  #buttonhole__button_hole  a hole through which buttons are pushed
  subtype:  #countersink  a hole (usually in wood) with the top part enlarged so that a screw or bolt will fit into it and lie below the surface
  subtype:  #cup.hole  the hole (or metal container in the hole) on a golf green; "he swore as the ball rimmed the cup and rolled away"; "put the flag back in the cup"
  subtype:  #ear_hole__earhole  a hole (as in a helmet) for sound to reach the ears
  subtype:  #eye.hole  a small hole or loop (as in a needle); "the thread wouldn't go through the eye"
  subtype:  #eyelet  a small hole (usually round and finished around the edges) in cloth or leather for the passage of a cord
  subtype:  #finger_hole  a hole for inserting a finger
     subtype:  #thumbhole  a finger hole made to fit the thumb (as in a bowling ball)
  subtype:  #finger_hole.hole__fingerhole  one of a series of holes in a woodwind instrument; pitch changes when a finger covers it
  subtype:  #hawse__hawsehole__hawsepipe  the hole that an anchor rope passes through
  subtype:  #keyhole  the hole where a key is inserted
  subtype:  #loophole.hole  a small hole in a fortified wall; for observation or discharging weapons
  subtype:  #lubber's_hole  hole in a platform on a mast through which a sailor can climb without going out on the shrouds
  subtype:  #manhole  a hole (usually with a flush cover) through which a person can gain access to an underground structure
  subtype:  #mortise__mortice  a square hole made to receive a tenon and so to form a joint
  subtype:  #mouth_hole__mouthhole  a hole (as in a ski mask) for the mouth
  subtype:  #nail_hole  a hole left after a nail is removed
  subtype:  #peephole__spyhole  a hole (in a door or an oven etc) through which you can peep
     subtype:  #judas__juda  a one-way peephole in a door
  subtype:  #perforation_line__perforationline__perforation  a line of small holes for tearing at a particular place
  subtype:  #plughole  (British) a hole into which a plug fits (especially a hole where water drains away)
  subtype:  #posthole__post_hole  a hole dug in the ground to hold a fence post
  subtype:  #puncture.hole  a small hole made by a sharp object
     subtype:  #pinhole  a small puncture that might have been made by a pin
     subtype:  #pinprick  small puncture (as if made by a pin)
  subtype:  #sound_hole__soundhole  a hole in a soundboard (as of a violin) designed to resonate with the tones
  subtype:  #thumbhole.hole  the hole in a woodwind that is closed and opened with the thumb
  subtype:  #venthole__vent__blowhole  a hole for the escape of gas or air
     subtype:  #smoke_hole__smokehole  a vent (as in a roof) for smoke to escape

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