accredited vs official

accredited is not a noun while official is a noun.

Word	Noun	Adjective	Verb	Adverb
accredited	No	Yes	No	No
official	Yes	Yes	No	No

accredited (noun)	official (noun)
	someone who administers the rules of a game or sport
	a worker who holds or is invested with an office

accredited (adjective)	official (adjective)
given official approval to act	having official authority or sanction
	of or relating to an office
	verified officially
	(of a church) given official status as a national or state institution
	conforming to set usage, procedure, or discipline