terrorist group vs Forces of Umar Al-Mukhtar

terrorist group and Forces of Umar Al-Mukhtar both are nouns.

Word	Noun	Adjective	Verb	Adverb
terrorist group	Yes	No	No	No
Forces of Umar Al-Mukhtar	Yes	No	No	No

terrorist group (noun)	Forces of Umar Al-Mukhtar (noun)
a political movement that uses terror as a weapon to achieve its goals	a little known Palestinian group responsible for bombings and for killing Israelis; seeks to defeat Israel and liberate southern Lebanon, Palestine, and Golan Heights