grime vs spot

grime and spot both are nouns.

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

As verbs, spot is a hyponym of grime; that is, spot is a word with a more specific, narrower meaning than grime:

Other hyponyms of grime include foul, contaminate, foul, pollute, smear, slime, muddy, muddy up, splash, mire, muck, muck up, mud, crock, blemish.

grime (noun)	spot (noun)
anything regarded as making something unclean	an act that brings discredit to the person who does it
	a business establishment for entertainment
	a lamp that produces a strong beam of light to illuminate a restricted area; used to focus attention of a stage performer
	a playing card with a specified number of pips on it to indicate its value
	a blemish made by dirt
	a small contrasting part of something
	an outstanding characteristic
	a section of an entertainment that is assigned to a specific performer or performance
	a short section or illustration (as between radio or tv programs or in a magazine) that is often used for advertising
	a mark on a die or on a playing card (shape depending on the suit)
	a point located with respect to surface features of some region
	a small piece or quantity of something
	a slight attack of illness

grime (verb)	spot (verb)
make soiled, filthy, or dirty	mark with a spot or spots so as to allow easy recognition
	become spotted
	make a spot or mark onto
	mar or impair with a flaw
	catch sight of
	detect with the senses