desert vs Arabian Desert

desert and Arabian Desert both are nouns.

Word	Noun	Adjective	Verb	Adverb
desert	Yes	No	Yes	No
Arabian Desert	Yes	No	No	No

desert (noun)	Arabian Desert (noun)
arid land with little or no vegetation	a desert on the Arabian Peninsula in southwestern Asia
(usually plural) a person's deservingness of or entitlement to reward or punishment	a desert in Egypt between the Nile River and the Red Sea

desert (verb)	Arabian Desert (verb)
leave someone who needs or counts on you; leave in the lurch
leave behind
desert (a cause, a country or an army), often in order to join the opposing cause, country, or army