A berth is part of a ship where the dock is. A good sentence would be, she met her first love on the berth of a ship her father managed.
A ship can be 'on' a berth, which means is is moored (tied up) alongside a specific place called a berth in the dock. Or a berth is also used to describe a place for a crew member on board ship.
The ship's berth was in the naval dry docks .
a berth
Berth
berth
The berth.
A cabin or berth .
A berth.
Berth
Berth as a noun means bunk or anchorage, i.e. a ship's allotted place at a wharf or dock. Berth as a verb means to moor or anchor.
Quayside, dock, wharf, another ship, berth.