caver, adventurer, spelunking, rockhound, mountain climber, climber, hiker, tramper, mountaineer, aquanaut, archeologist, alpinist, scuba diver, wanderer, aeronaut, kayaker, canyoneering, snowshoer, canoer, trilobite, bunny slope, snowboarder, demonologist, ichthyosaur, herpetologist, haunter, archaeologist, cavern, diver, trekker, expedition, rescuer, dabbler, topographer, bathysphere, witcher, allosaurus, explorer, outdoorsman, sawbones, canoeist, sandhog, osteologist, prospector, heinrich schliemann, acrophobic, safecracker, cryptozoologist, cave dweller, argonauts, abseiler, patroller, nitrogen narcosis, outdoorswoman, aviator, waxwing, remora, aqualung, mycologist, mineralogist, daddy longlegs, hang glider, bushman, arachnid, egyptologist, boulder, phrenologists, waterfowler, belays, dowser, survivalist, paleontology, hawk moth, piranha, john hanning speke, ankylosaur, adventure, stuntman, geologist, woodsman, anatomist, elkhound, hermit, lanternfish, gold panner, ufologist, isopod, mule skinner, sightseer, beachcomber, skier, bristlecone pine, crag, scarab, mosasaur, snowfield, kayakers, sasquatch, cheops, snorkeler, autodidact, parapsychologist

potholer, spelaeologist, speleologist