Hussein vs Saddam

Hussein and Saddam both are nouns.

Word	Noun	Adjective	Verb	Adverb
Hussein	Yes	No	No	No
Saddam	Yes	No	No	No

As nouns, Hussein and Saddam are synonyms defined as:

Hussein and Saddam: Iraqi leader who waged war against Iran; his invasion of Kuwait led to the Gulf War (born in 1937)

Other synonyms of Hussein include Husain, Husayn, Saddam bin Hussein at-Takriti, Saddam Hussein.

Hussein (noun)	Saddam (noun)
king of Jordan credited with creating stability at home and seeking peace with Israel (1935-1999)	Iraqi leader who waged war against Iran; his invasion of Kuwait led to the Gulf War (born in 1937)
Iraqi leader who waged war against Iran; his invasion of Kuwait led to the Gulf War (born in 1937)