insular vs provincial

insular is not a noun while provincial is a noun.

Word	Noun	Adjective	Verb	Adverb
insular	No	Yes	No	No
provincial	Yes	Yes	No	No

insular (noun)	provincial (noun)
	a country person
	(Roman Catholic Church) an official in charge of an ecclesiastical province acting under the superior general of a religious order

insular (adjective)	provincial (adjective)
relating to or characteristic of or situated on an island	characteristic of the provinces or their people
suggestive of the isolated life of an island	of or associated with a province
narrowly restricted in outlook or scope