Luge

rynna

(piece of bone, etc., with a channel down which a drink (usually alcoholic) can be poured into someone's mouth)

saneczkarstwo

(sport of racing on luges)

saneczki

(racing sled for one or two people that is ridden with the rider or riders lying on their back)

saneczkować

(to ride a luge; to participate in the sport of luge)