Related:

• heading: going to the latrine. -- "An Alphabet for Mountaineers", Climbing 1982
• igloo: (british) latrine for igs. -- "An Alphabet for Mountaineers", Climbing 1982
• Essentials: everything you left at home. -- "An Alphabet for Mountaineers", Climbing 1982
• mear: long, vertical mark left on rock surface by a climber whose friction move has failed.
  -- "An Alphabet for Mountaineers", Climbing 1982...
• Blood: substance commonly used to mark a climbing route.
  -- "An Alphabet for Mountaineers", Climbing 1982...
• landmark: visual pattern similar to a water mark, only dry.
  -- "An Alphabet for Mountaineers", Climbing 1982...
• fall: good time of year for climbing. -- "An Alphabet for Mountaineers", Climbing 1982
• bearing, true: opposite of bearing, false. -- "An Alphabet for Mountaineers", Climbing 1982
• bugaboos: inordinate fear of mountain insects. -- "An Alphabet for Mountaineers", Climbing 1982