sapper vs military

sapper and military both are nouns.

Word	Noun	Adjective	Verb	Adverb
sapper	Yes	No	No	No
military	Yes	Yes	No	No

sapper (noun)	military (noun)
a military engineer who does sapping (digging trenches or undermining fortifications)	the military forces of a nation

sapper (adjective)	military (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