Nusa Tenggara vs Lesser Sunda Islands

Nusa Tenggara and Lesser Sunda Islands both are nouns.

Word	Noun	Adjective	Verb	Adverb
Nusa Tenggara	Yes	No	No	No
Lesser Sunda Islands	Yes	No	No	No

As nouns, Nusa Tenggara and Lesser Sunda Islands are synonyms defined as:

Nusa Tenggara and Lesser Sunda Islands: a chain of islands forming a province of Indonesia to the east of Java; includes Bali and Timor

Nusa Tenggara (noun)	Lesser Sunda Islands (noun)
a chain of islands forming a province of Indonesia to the east of Java; includes Bali and Timor	a chain of islands forming a province of Indonesia to the east of Java; includes Bali and Timor