mountain climbing
climb
mount
alpinism
ancillary
archery
asterism
audiology
backcountry
biking
boating
buckskin-clad
earthmoving
felt-soled
fire-fighting
golfing
gun-running
head-hunting
horsemanship
libc
orography
racquetball
scale-out
scuba
top-of-the-line
woodworking
yachting