milk can vs tin can

milk can and tin can both are nouns.

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

As nouns, tin can is a hypernym of milk can; that is, tin can is a word with a broader meaning than milk can:

Other hypernyms of milk can include can, tin.

milk can (noun)	tin can (noun)
large can for transporting milk	airtight sealed metal container for food or drink or paint etc.
	informal term for a destroyer