act of terrorism vs Izz ad-Din al-Qassam Brigades

act of terrorism and Izz ad-Din al-Qassam Brigades both are nouns.

Word	Noun	Adjective	Verb	Adverb
act of terrorism	Yes	No	No	No
Izz ad-Din al-Qassam Brigades	Yes	No	No	No

act of terrorism (noun)	Izz ad-Din al-Qassam Brigades (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	the military arm of Hamas responsible for suicide bombings and other attacks on Israel