terrorist act vs Maffia

terrorist act and Maffia both are nouns.

Word	Noun	Adjective	Verb	Adverb
terrorist act	Yes	No	No	No
Maffia	Yes	No	No	No

terrorist act (noun)	Maffia (noun)
the calculated use of violence (or the threat of violence) against civilians in order to attain goals that are political or religious or ideological in nature; this is done through intimidation or coercion or instilling fear	a crime syndicate in the United States; organized in families; believed to have important relations to the Sicilian Mafia
	a secret terrorist group in Sicily; originally opposed tyranny but evolved into a criminal organization in the middle of the 19th century