military vs operational casualty

military and operational casualty both are nouns.

Word	Noun	Adjective	Verb	Adverb
military	Yes	Yes	No	No
operational casualty	Yes	No	No	No

military (noun)	operational casualty (noun)
the military forces of a nation	loss of military equipment in field operations

military (adjective)	operational casualty (adjective)
associated with or performed by members of the armed services as contrasted with civilians
characteristic of or associated with soldiers or the military
of or relating to the study of the principles of warfare