truckl-

(Greek: trokhilia, "pulley, system of pulleys, roller"; Latin: trochlea, "system of pulleys")

truck (s), trucks (pl)
truck, trucks, trucking, trucked (verb forms)
truckage
trucker
truckle (s), truckles (pl) (noun forms)
truckle, truckles, truckling, truckled (verb forms)
truckler