perfection vs finish

perfection and finish both are nouns.

Word	Noun	Adjective	Verb	Adverb
perfection	Yes	No	No	No
finish	Yes	No	Yes	No

As nouns, finish is a hyponym of perfection; that is, finish is a word with a more specific, narrower meaning than perfection:

perfection: the state of being without a flaw or defect
finish: a highly developed state of perfection; having a flawless or impeccable quality

Other hyponyms of perfection include couth, dream, cultivation, culture, polish, refinement, fare-thee-well, intactness, immaculacy.

perfection (noun)	finish (noun)
the act of making something perfect	the act of finishing
an ideal instance; a perfect embodiment of a concept	a decorative texture or appearance of a surface (or the substance that gives it that appearance)
the state of being without a flaw or defect	(wine tasting) the taste of a wine on the back of the tongue (as it is swallowed)
	designated event that concludes a contest (especially a race)
	the downfall of someone (as of persons on one side of a conflict)
	event whose occurrence ends something
	the place designated as the end (as of a race or journey)
	a highly developed state of perfection; having a flawless or impeccable quality
	the temporal end; the concluding time

perfection (verb)	finish (verb)
	finally be or do something
	come or bring to a finish or an end
	cause to finish a relationship with somebody
	finish eating all the food on one's plate or on the table
	provide with a finish
	have an end, in a temporal, spatial, or quantitative sense; either spatial or metaphorical