official vs regular

official and regular both are nouns.

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

official (noun)	regular (noun)
someone who administers the rules of a game or sport	a garment size for persons of average height and weight
a worker who holds or is invested with an office	a regular patron
	a dependable follower (especially in party politics)
	a soldier in the regular army

official (adjective)	regular (adjective)
having official authority or sanction	in accordance with fixed order or procedure or principle
of or relating to an office	(of solids) having clear dimensions that can be measured; volume can be determined with a suitable geometric formula
verified officially	(used of the military) belonging to or engaged in by legitimate army forces
(of a church) given official status as a national or state institution	not constipated
conforming to set usage, procedure, or discipline	relating to a person who does something regularly
	officially full-time
	not deviating from what is normal
	regularly scheduled for fixed times
	conforming to a standard or pattern
	occurring at fixed intervals
	symmetrically arranged
	often used as intensifiers
	in accord with regular practice or procedure