Maldive Islands vs Maldives

Maldive Islands and Maldives both are nouns.

Word	Noun	Adjective	Verb	Adverb
Maldive Islands	Yes	No	No	No
Maldives	Yes	No	No	No

As nouns, Maldive Islands and Maldives are synonyms defined as:

Maldive Islands and Maldives: a group of about 1,200 small coral islands (about 220 inhabited) in the Indian ocean

Maldive Islands (noun)	Maldives (noun)
a group of about 1,200 small coral islands (about 220 inhabited) in the Indian ocean	a republic on the Maldive Islands; achieved independence from the United Kingdom in 1965
	a group of about 1,200 small coral islands (about 220 inhabited) in the Indian ocean