Karakoram vs Mustagh

Karakoram and Mustagh both are nouns.

Word	Noun	Adjective	Verb	Adverb
Karakoram	Yes	No	No	No
Mustagh	Yes	No	No	No

As nouns, Karakoram and Mustagh are synonyms defined as:

Karakoram and Mustagh: a mountain range in northern Kashmir; an extension of the Hindu Kush; contains the 2nd highest peak

Other synonyms of Karakoram include Karakoram Range, Karakorum Range, Mustagh Range.

Karakoram (noun)	Mustagh (noun)
a mountain range in northern Kashmir; an extension of the Hindu Kush; contains the 2nd highest peak	a mountain range in northern Kashmir; an extension of the Hindu Kush; contains the 2nd highest peak