In reply to antoniusblock:
Waterfall - Chasm
Underground - Crypt
Disposable - Wreckers or Breakaway or Bike
Unsuitable medium - Skeleton or White Fright
Wet - Benny at spring high tide on a stormy day
Bizarre - BAW's
Aid point - Looning the tube or Out of my tree (or similar one on grit that I can't remember)
Arrest/altercation - anything at Alton Towers; (previously) Doug
Rope tricks - Stoer or Napes
The thing is, when I look back so many of the great days are on off-beat routes. Love 'em