magistrate vs magisterial

magistrate is a noun but magisterial is not a noun.

Word	Noun	Adjective	Verb	Adverb
magistrate	Yes	No	No	No
magisterial	No	Yes	No	No

magistrate (noun)	magisterial (noun)
a lay judge or civil authority who administers the law (especially one who conducts a court dealing with minor offenses)

magistrate (adjective)	magisterial (adjective)
	of or relating to a magistrate
	used of a person's appearance or behavior; befitting an eminent person
	offensively self-assured or given to exercising usually unwarranted power