Ship's Steering Mechanism
This page is the CodyCross answer for the clue below from Medieval Times, Group 223, Puzzle 1 (Feudal Society).
Question is: Ship's Steering Mechanism
and the answer is: RUDDER
Word Meaning:
RUDDER — (nautical) An underwater vane used to steer a vessel. The rudder is controlled by means of a wheel, tiller or other apparatus (modern vessels can be controlled even with a joystick or an autopilot).
Definitions from Wiktionary.