The term 'worker on the ship' can be summarized as a DECKHAND, which is an 8 letter word. A DECKHAND is a person who works on the deck of a ship, performing various tasks such as maintenance, repairs, and cleaning. They may also assist with loading and unloading cargo, operating equipment, and helping passengers. Deckhands are essential to the operation of a ship, and they must be knowledgeable about safety protocols and regulations.