choice vs superior

choice and superior both are nouns.

Word	Noun	Adjective	Verb	Adverb
choice	Yes	Yes	No	No
superior	Yes	Yes	No	No

choice (noun)	superior (noun)
the act of choosing or selecting	a character or symbol set or printed or written above and immediately to one side of another character
the person or thing chosen or selected	one of greater rank or station or quality
one of a number of things from which only one can be chosen	the head of a religious community
	a combatant who is able to defeat rivals

choice (adjective)	superior (adjective)
of superior grade	written or printed above and to one side of another character
appealing to refined taste	of or characteristic of high rank or importance
	of high or superior quality or performance
	having an orbit farther from the sun than the Earth's orbit
	(sometimes followed by `to') not subject to or influenced by
	having a higher rank
	(often followed by `to') above being affected or influenced by