Cases of word usage

1) (the movable covering over) an opening in a ceiling or floor, especially (hatchway) one in a ship's deck through which cargo is lowered and raised (hatch)

2) the act, manner, power of holding; the part of a ship below the deck where cargo is stored (hold)

3) (details of) a ship's cargo (lading)

4) to remove a load, cargo from (a lorry, ship etc); to get rid of (a person, thing, not wanted) (unload)

5) a wooden or stone structure at which ships (un)load cargo (wharf)