armed forces vs fatigue

armed forces and fatigue both are nouns.

Word	Noun	Adjective	Verb	Adverb
armed forces	Yes	No	No	No
fatigue	Yes	No	Yes	No

armed forces (noun)	fatigue (noun)
the military forces of a nation	labor of a nonmilitary kind done by soldiers (cleaning or digging or draining or so on)
	(always used with a modifier) boredom resulting from overexposure to something
	temporary loss of strength and energy resulting from hard physical or mental work
	used of materials (especially metals) in a weakened state caused by long stress

armed forces (verb)	fatigue (verb)
	exhaust or get tired through overuse or great strain or stress
	lose interest or become bored with something or somebody