Seaman
A term for a sailor that starts with "mar" is "mariner."
One derogatory slang term for a sailor who never goes to sea is a "dockwalker." This term is used to imply that the sailor does not actively participate in sailing or go on voyages.
Cosmonaut. Space Sailor. Star Sailor.
There is no special term, it's just called a sailor's hat.
A sailor is 'un marin' in French. The navy is 'la marine'.
A Seaman is the correct informal term for a Navy officer. Informal term for a sailor in the US Navy is "bluejacket".
Seaman.
Sailor
NO.
Seaman.
What about "Shipmate"?
A sailor.