Lorcha is a term that refers to a specific type of ship commonly used in Southeast Asia during the 19th century. It is a unique vessel that blends Chinese and Western maritime designs. While there are not many synonyms for lorcha, other terms used to describe similar ships include Junk, Sampam, and Barge. These vessels are typically flat-bottomed, with a broad beam for stability and cargo capacity. Junk is probably the most commonly used synonym, referring to any large Chinese sailing vessel with a distinctive sail setup. Sampans are smaller Chinese boats commonly used for fishing. Barges are flat-bottomed boats used for transporting cargo by water.