can vs beer can

can and beer can both are nouns.

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

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

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

can (noun)	beer can (noun)
airtight sealed metal container for food or drink or paint etc.	a can that holds beer
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)	beer can (verb)
preserve in a can or tin
terminate the employment of; discharge from an office or position