can vs milk can

can and milk can both are nouns.

Word	Noun	Adjective	Verb	Adverb
can	Yes	No	Yes	No
milk can	Yes	No	No	No

As nouns, milk can is a hyponym of can; that is, milk can is a word with a more specific, narrower meaning than can:

Other hyponyms of can include beer can, caddy, tea caddy, cannikin, coffee can, oilcan, soda can.

can (noun)	milk can (noun)
airtight sealed metal container for food or drink or paint etc.	large can for transporting milk
a room or building equipped with one or more toilets
a plumbing fixture for defecation and urination
the fleshy part of the human body that you sit on
a buoy with a round bottom and conical top
the quantity contained in a can

can (verb)	milk can (verb)
preserve in a can or tin
terminate the employment of; discharge from an office or position