desert vs Rub al-Khali

desert and Rub al-Khali both are nouns.

Word	Noun	Adjective	Verb	Adverb
desert	Yes	No	Yes	No
Rub al-Khali	Yes	No	No	No

desert (noun)	Rub al-Khali (noun)
arid land with little or no vegetation	a desert in southern Saudi Arabia
(usually plural) a person's deservingness of or entitlement to reward or punishment

desert (verb)	Rub al-Khali (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