soil vs blemish

soil and blemish both are nouns.

Word	Noun	Adjective	Verb	Adverb
soil	Yes	No	Yes	No
blemish	Yes	No	Yes	No

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

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

soil (noun)	blemish (noun)
the geographical area under the jurisdiction of a sovereign state	a mark or flaw that spoils the appearance of something (especially on a person's body)
material in the top layer of the surface of the earth in which plants can grow (especially with reference to its quality or use)
anything regarded as making something unclean
the part of the earth's surface consisting of humus and disintegrated rock

soil (verb)	blemish (verb)
make soiled, filthy, or dirty	add a flaw or blemish to; make imperfect or defective
	mar or impair with a flaw
	mar or spoil the appearance of