Midshipman and Sea dog

Midshipman noun - A temporary rank held by young naval officers in training.

Sea dog and midshipman are semantically related. in mariner topic. In some cases you can use "Sea dog" instead a noun "Midshipman".

Sea dog noun - One who operates or navigates a seagoing vessel.

Midshipman and sea dog are semantically related. Sometimes you can use "Midshipman" instead a noun phrase "Sea dog".