insurgent vs insurgency

insurgent and insurgency both are nouns.

Word	Noun	Adjective	Verb	Adverb
insurgent	Yes	Yes	No	No
insurgency	Yes	No	No	No

insurgent (noun)	insurgency (noun)
a person who takes part in an armed rebellion against the constituted authority (especially in the hope of improving conditions)	an organized rebellion aimed at overthrowing a constituted government through the use of subversion and armed conflict
a member of an irregular armed force that fights a stronger force by sabotage and harassment

insurgent (adjective)	insurgency (adjective)
in opposition to a civil authority or government