noncombatant vs civilian

noncombatant and civilian both are nouns.

Word	Noun	Adjective	Verb	Adverb
noncombatant	Yes	Yes	No	No
civilian	Yes	Yes	No	No

noncombatant (noun)	civilian (noun)
a member of the armed forces who does not participate in combat (e.g. a chaplain or surgeon)	a nonmilitary citizen

noncombatant (adjective)	civilian (adjective)
member of armed forces whose duties do not include fighting as e.g. a chaplain or surgeon	associated with civil life or performed by persons who are not active members of the military
used of civilians in time of war