steering oar
121rudder — ► NOUN 1) a flat piece hinged vertically near the stern of a boat for steering. 2) a vertical aerofoil pivoted from the tailplane of an aircraft, for controlling movement about the vertical axis. ORIGIN Old English, «paddle, oar» …
122luff — [luf] n. [ME lof < ODu loef, weather side (of a ship), auxiliary oar for steering, akin to ON lōfi, palm of the hand < IE base * lēp , *lōp , flat object, flat hand > OHG lappo, flat hand, rudder blade, Russ lopata, a shovel, rudder… …