The term 'Merchant Ships' refers to ships that are used for trading goods and services. Traders, which is a 7 letter word, are people who buy and sell goods and services in order to make a profit. Merchant ships are used to transport goods from one place to another, often across long distances. They are also used to transport passengers and cargo between ports. Merchant ships are an important part of the global economy, as they are responsible for transporting goods and services around the world.