The front of a boat is called the bow, while the rear of a boat is called the stern. When looking towards the bow, the left-hand side of the boat is the port side.

What is the function of stern in ship?

The main function of a stern is to provide a space for the tiller and steering device. In some cases, the outboard motor of the boat is also located there. This motor is the one that moves the boat forward thanks to a propeller that powers it.

What is stern and aft?

The difference between "aft" and "stern" is that aft is the inside (on board) rearmost part of the vessel, while stern refers to the outside (offboard) rearmost part of the vessel.