ranger vs war machine

ranger and war machine both are nouns.

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

ranger (noun)	war machine (noun)
an official who is responsible for managing and protecting an area of forest	the military forces of a nation
a member of a military unit trained as shock troops for hit-and-run raids