Kunlun vs Kuenlun Mountains

Kunlun and Kuenlun Mountains both are nouns.

Word	Noun	Adjective	Verb	Adverb
Kunlun	Yes	No	No	No
Kuenlun Mountains	Yes	No	No	No

As nouns, Kunlun and Kuenlun Mountains are synonyms defined as:

Kunlun and Kuenlun Mountains: a mountain range in western China that extends eastward from the Indian border for 1000 miles

Other synonyms of Kunlun include Kuenlun, Kunlan Shan, Kunlun Mountains.

Kunlun (noun)	Kuenlun Mountains (noun)
a mountain range in western China that extends eastward from the Indian border for 1000 miles	a mountain range in western China that extends eastward from the Indian border for 1000 miles