military machine vs fort

military machine and fort both are nouns.

Word	Noun	Adjective	Verb	Adverb
military machine	Yes	No	No	No
fort	Yes	No	Yes	No

military machine (noun)	fort (noun)
the military forces of a nation	a fortified defensive structure
	a fortified military post where troops are stationed

military machine (verb)	fort (verb)
	station (troops) in a fort
	enclose by or as if by a fortification
	gather in, or as if in, a fort, as for protection or defense