spit and polish vs military

spit and polish and military both are nouns.

Word	Noun	Adjective	Verb	Adverb
spit and polish	Yes	No	No	No
military	Yes	Yes	No	No

spit and polish (noun)	military (noun)
careful attention to order and appearance (as in the military)	the military forces of a nation

spit and polish (adjective)	military (adjective)
	associated with or performed by members of the armed services as contrasted with civilians
	characteristic of or associated with soldiers or the military
	of or relating to the study of the principles of warfare