military vs billet

military and billet both are nouns.

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

military (noun)	billet (noun)
the military forces of a nation	lodging for military personnel (especially in a private home)
	a short personal letter

military (adjective)	billet (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

military (verb)	billet (verb)
	provide housing for (military personnel)