minesweeper vs ship

minesweeper and ship both are nouns.

Word	Noun	Adjective	Verb	Adverb
minesweeper	Yes	No	No	No
ship	Yes	No	Yes	No

As nouns, ship is a hypernym of minesweeper; that is, ship is a word with a broader meaning than minesweeper:

minesweeper: ship equipped to detect and then destroy or neutralize or remove marine mines
ship: a vessel that carries passengers or freight

minesweeper (noun)	ship (noun)
ship equipped to detect and then destroy or neutralize or remove marine mines	a vessel that carries passengers or freight