superiority vs fineness

superiority and fineness both are nouns.

Word	Noun	Adjective	Verb	Adverb
superiority	Yes	No	No	No
fineness	Yes	No	No	No

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

Other hyponyms of superiority include choiceness, first class, first water, cleverness, ingeniousness, ingenuity.

superiority (noun)	fineness (noun)
the quality of being superior	the quality of being beautiful and delicate in appearance
the quality of being at a competitive advantage	the property of being very narrow or thin
displaying a sense of being better than others	having a very fine texture
the state of excelling or surpassing or going beyond usual limits	the quality of being very good indeed