sailor vs tar

sailor and tar both are nouns.

Word	Noun	Adjective	Verb	Adverb
sailor	Yes	No	No	No
tar	Yes	No	Yes	No

As nouns, tar is a hyponym of sailor; that is, tar is a word with a more specific, narrower meaning than sailor:

sailor (noun)	tar (noun)
a stiff hat made of straw with a flat crown	a man who serves as a sailor
any member of a ship's crew	any of various dark heavy viscid substances obtained as a residue
a serviceman in the navy

sailor (verb)	tar (verb)
	coat with tar