H.I. vs Lanai Island

H.I. and Lanai Island both are nouns.

Word	Noun	Adjective	Verb	Adverb
H.I.	Yes	No	No	No
Lanai Island	Yes	No	No	No

H.I. (noun)	Lanai Island (noun)
a group of volcanic and coral islands in the central Pacific	an island of central Hawaii; a pineapple-growing area