Kalaallit Nunaat vs Gronland

Kalaallit Nunaat and Gronland both are nouns.

Word	Noun	Adjective	Verb	Adverb
Kalaallit Nunaat	Yes	No	No	No
Gronland	Yes	No	No	No

As nouns, Kalaallit Nunaat and Gronland are synonyms defined as:

Kalaallit Nunaat and Gronland: the largest island in the world; lies between the North Atlantic and the Arctic Ocean; a self-governing province of Denmark

Other synonyms of Kalaallit Nunaat include Greenland.

Kalaallit Nunaat (noun)	Gronland (noun)
the largest island in the world; lies between the North Atlantic and the Arctic Ocean; a self-governing province of Denmark	the largest island in the world; lies between the North Atlantic and the Arctic Ocean; a self-governing province of Denmark