countermarch vs war machine

countermarch and war machine both are nouns.

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

countermarch (noun)	war machine (noun)
(military) a march in the reverse direction or back along the same route	the military forces of a nation

countermarch (verb)	war machine (verb)
change the order of soldiers during a march
march back along the same way