Dasht-e-Kavir vs Dasht-e Kavir

Dasht-e-Kavir and Dasht-e Kavir both are nouns.

Word	Noun	Adjective	Verb	Adverb
Dasht-e-Kavir	Yes	No	No	No
Dasht-e Kavir	Yes	No	No	No

As nouns, Dasht-e-Kavir and Dasht-e Kavir are synonyms defined as:

Other synonyms of Dasht-e-Kavir include Great Salt Desert, Kavir Desert.

Dasht-e-Kavir (noun)	Dasht-e Kavir (noun)
a salt desert in north central Iran	a salt desert in north central Iran