Reef. To reduce the area of a sail. A line or group of sunken rocks.
Reeve. To run a rope through anything.
Rooting. Burying by the head.
Run. The submerged after-part of the hull.
Scud. To run before a wind. A kind of cloud.
Seize. To make fast or bind.
Selvage. A strap made of yarns loosely bound together.
Sheave. The wheel within a block or any wheel over which a rope runs.
Sheer. To vary from a direct course. The curve from bow to stern horizontally.
Sheet. A rope attached to a sail and by which the sail is held and worked. On a square sail, ropes which spread the sails.