war machine vs armour

war machine and armour both are nouns.

Word	Noun	Adjective	Verb	Adverb
war machine	Yes	No	No	No
armour	Yes	No	Yes	No

war machine (noun)	armour (noun)
the military forces of a nation	tough more-or-less rigid protective covering of an animal or plant
	protective covering made of metal and used in combat
	a military unit consisting of armored fighting vehicles

war machine (verb)	armour (verb)
	equip with armor