grime vs grease

grime and grease both are nouns.

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

As nouns, grime and grease are synonyms defined as:

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

grime (noun)	grease (noun)
anything regarded as making something unclean	anything regarded as making something unclean
	a thick fatty oil (especially one used to lubricate machinery)

grime (verb)	grease (verb)
make soiled, filthy, or dirty	lubricate with grease