crock vs grime

crock and grime both are nouns.

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

As verbs, grime is a hypernym of crock; that is, grime is a word with a broader meaning than crock:

Other hypernyms of crock include begrime, bemire, colly, dirty, soil.

crock (noun)	grime (noun)
an earthen jar (made of baked clay)	anything regarded as making something unclean
nonsense; foolish talk
a black colloidal substance consisting wholly or principally of amorphous carbon and used to make pigments and ink

crock (verb)	grime (verb)
soil with or as with crock	make soiled, filthy, or dirty
release color when rubbed, of badly dyed fabric