war machine vs reenforcement

war machine and reenforcement both are nouns.

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

war machine (noun)	reenforcement (noun)
the military forces of a nation	a military operation (often involving new supplies of men and materiel) to strengthen a military force or aid in the performance of its mission
	information that makes more forcible or convincing