Seaman, Mariner, Crewman
noun, の adjective
A member of a boat is called a sailor.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
A seaman will come pick you up this evening, okay?
My grandfather was a sailor in the navy.
Could I move into the room where that mariner checked out of today?