Preposition: with

• treasure: Loaded to the gunnels with priceless treasures intended for Tutankhamen's passage to the afterlife, Carter's find has never been equaled.

Converse of object

• round: She bought gas from Paul at the moorings, who carried it round the gunnel!

Modifies a noun

• height: On the starboard side is another side-hatch and a cupboard up to gunnel height with bookshelves above it.