grime vs dirt

grime and dirt both are nouns.

Word	Noun	Adjective	Verb	Adverb
grime	Yes	No	Yes	No
dirt	Yes	Yes	No	No

As nouns, grime and dirt are synonyms defined as:

Other synonyms of grime include filth, grease, grunge, soil, stain.

grime (noun)	dirt (noun)
anything regarded as making something unclean	disgraceful gossip about the private lives of other people
	anything regarded as making something unclean
	the part of the earth's surface consisting of humus and disintegrated rock
	obscene terms for feces

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

grime (verb)	dirt (verb)
make soiled, filthy, or dirty