Kwajalein Atoll vs Kwajalein

Kwajalein Atoll and Kwajalein both are nouns.

Word	Noun	Adjective	Verb	Adverb
Kwajalein Atoll	Yes	No	No	No
Kwajalein	Yes	No	No	No

As nouns, Kwajalein Atoll and Kwajalein are synonyms defined as:

Kwajalein Atoll and Kwajalein: an atoll in the western Marshall Islands that was used as a Japanese air and naval base during World War II

Kwajalein Atoll (noun)	Kwajalein (noun)
an atoll in the western Marshall Islands that was used as a Japanese air and naval base during World War II	an amphibious assault in the Pacific in World War II (January 1944); American forces landed and captured a Japanese air base
	an atoll in the western Marshall Islands that was used as a Japanese air and naval base during World War II