Stays and shrouds are mast supports. Shrouds support the mast to the sides of a boat while and a stay supports the mast in a fore and aft direction. More specifically, a forestay attaches to the mast near the top and runs to the bow. A headstay is a forestay, but is usually the highest forestay and runs furthest forward attaching to the bow or bowsprit.
Mizzen Mast,Foremast,Main Mast,Rudder,Bow,Stern
Third mast from the bow in a vessel having three or more masts; the after and shorter mast of a yawl, ketch, or dandy.
Fore-mast: the first mast, or the mast fore of the main-mast.Main-mast: the tallest mast, usually located near the center of the ship.Mizzen-mast: the third mast, or the mast immediately aft of the main-mast.(information from wikipedia)
Between the mast and the boom. On ships with one mast, itt is located directly between port and starboard, and more towards the bow than the stern.
bow bilge stern deck mast sails keel rigging hull bulkhead
A commercial ship is called a liner.
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It is the mast that occupies the most forward (toward the bow, or up front) of positions on a multi-masted ship. If there are two masts, the other longer mast closest to the middle of the ship would be the mainmast. If there are three masts, the mast closest to the stern (aft) would be the mizzenmast.
The stays are usually wire, connecting the mast (near to the top) to the deck (near the gunwales). Its purpose is to prevent the mast from being ripped out of the deck by the forces of the wind against the sail...