Persia vs MEK

Persia and MEK both are nouns.

Word	Noun	Adjective	Verb	Adverb
Persia	Yes	No	No	No
MEK	Yes	No	No	No

Persia (noun)	MEK (noun)
a theocratic Islamic republic in the Middle East in western Asia; Iran was the core of the ancient empire that was known as Persia until 1935; rich in oil	a terrorist organization formed in the 1960s by children of Iranian merchants; sought to counter the Shah of Iran's pro-western policies of modernization and opposition to communism; following a philosophy that mixes Marxism and Islam it now attacks the Islamic fundamentalists who deposed the Shah
an empire in southern Asia created by Cyrus the Great in the 6th century BC and destroyed by Alexander the Great in the 4th century BC