Jund-ul-Islam vs terrorist act

Jund-ul-Islam and terrorist act both are nouns.

Word	Noun	Adjective	Verb	Adverb
Jund-ul-Islam	Yes	No	No	No
terrorist act	Yes	No	No	No

Jund-ul-Islam (noun)	terrorist act (noun)
an Islamic extremist group of Kurds who oppose secular control with bombings and assassinations; believed to have ties with al-Qaeda	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