Nafud vs An Nefud

Nafud and An Nefud both are nouns.

Word	Noun	Adjective	Verb	Adverb
Nafud	Yes	No	No	No
An Nefud	Yes	No	No	No

As nouns, Nafud and An Nefud are synonyms defined as:

Nafud and An Nefud: a desert in northern Saudi Arabia that is noted for its red sand and violent winds

Other synonyms of Nafud include An Nafud, Nefud.

Nafud (noun)	An Nefud (noun)
a desert in northern Saudi Arabia that is noted for its red sand and violent winds	a desert in northern Saudi Arabia that is noted for its red sand and violent winds