terrorist act vs Alex Boncayao Brigade

terrorist act and Alex Boncayao Brigade both are nouns.

Word	Noun	Adjective	Verb	Adverb
terrorist act	Yes	No	No	No
Alex Boncayao Brigade	Yes	No	No	No

terrorist act (noun)	Alex Boncayao Brigade (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	an urban hit squad and guerrilla group of the Communist Party in the Philippines; formed in the 1980s