closed-circuit television vs mill

closed-circuit television and mill both are nouns.

Word	Noun	Adjective	Verb	Adverb
closed-circuit television	Yes	No	No	No
mill	Yes	No	Yes	No

closed-circuit television (noun)	mill (noun)
a television system that is not used for broadcasting but is connected by cables to designated monitors (as in a factory or theater)	the act of grinding to a powder or dust
	machinery that processes materials by grinding or crushing
	a plant consisting of one or more buildings with facilities for manufacturing

closed-circuit television (verb)	mill (verb)
	grind with a mill
	produce a ridge around the edge of
	roll out (metal) with a rolling machine
	move about in a confused manner