act of terrorism vs Abu Hafs al-Masri Brigades

act of terrorism and Abu Hafs al-Masri Brigades both are nouns.

Word	Noun	Adjective	Verb	Adverb
act of terrorism	Yes	No	No	No
Abu Hafs al-Masri Brigades	Yes	No	No	No

act of terrorism (noun)	Abu Hafs al-Masri 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	a terrorist group that has worked with Al Qaeda; claimed responsibility for attacks in Iraq and Turkey