Principe vs island

Principe and island both are nouns.

Word	Noun	Adjective	Verb	Adverb
Principe	Yes	No	No	No
island	Yes	No	No	No

Principe (noun)	island (noun)
an island in the Gulf of Guinea that is part of Sao Tome and Principe	a zone or area resembling an island
	a land mass (smaller than a continent) that is surrounded by water