dirt vs dirty word

dirt and dirty word both are nouns.

Word	Noun	Adjective	Verb	Adverb
dirt	Yes	Yes	No	No
dirty word	Yes	No	No	No

dirt (noun)	dirty word (noun)
disgraceful gossip about the private lives of other people	an offensive or indecent word or phrase
anything regarded as making something unclean	a word that is considered to be unmentionable
the part of the earth's surface consisting of humus and disintegrated rock
obscene terms for feces

dirt (adjective)	dirty word (adjective)
(of roads) not leveled or drained; unsuitable for all year travel