muscat / musket are similar-sounding terms with different meanings (referred to as homophones). To better understand the differences, see below for definitions, pronunciation guides, and example sentences using each term. 👇
muscat: (noun) any of several cultivated grapevines that produce sweet white grapes. (noun) a port on the Gulf of Oman and capital of the sultanate of Oman. (noun) wine from muscat grapes. (noun) sweet aromatic grape used for raisins and wine.
musket: (noun) a muzzle-loading shoulder gun with a long barrel; formerly used by infantrymen.
muscat: m·AH·s·k·ae·t
musket: m·AH·s·k·ah·t
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)