Dasht-e Lut vs Dasht-e-Lut

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

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

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

Other synonyms of Dasht-e Lut include Lut Desert.

Dasht-e Lut (noun)	Dasht-e-Lut (noun)
a desert in eastern Iran	a desert in eastern Iran