What is another word for topsail?
Pronunciation: [tˈɒpse͡ɪl] (IPA) 
Top sail refers to a sail that is secured over the top of the highest mast of a ship. In nautical terms, it is sometimes called the topgallant sail. There are several synonyms for the topsail, including the t'gallant, sky sail, and royals. The t'gallant is similar to the topsail, but it is smaller and located directly above it. The Sky sail is the highest sail on a vessel, located on a mast above the topsail. Finally, the royals are sails located above the top mast and can be used in light winds or as a backup sail in case of damage to the topsail. All of these terms are associated with the sails of a ship and crucial to the operation of the vessel.
