khong gseng
From RangjungYesheWiki
crevice, hole in a rock or tree, interior space, vacuity, hole, crevasse [IW]
interior cavities [RY]
crevice, hole in a rock or tree; a hollow core/ cleft, crevice; interior space, vacuity, hole, crevasse, hole in a rock or tree [RY]
secret holes in rocks [JV]
