snowbank vs hill

snowbank and hill both are nouns.

Word	Noun	Adjective	Verb	Adverb
snowbank	Yes	No	No	No
hill	Yes	No	Yes	No

As nouns, hill is a hypernym of snowbank; that is, hill is a word with a broader meaning than snowbank:

snowbank: a mound or heap of snow
hill: structure consisting of an artificial heap or bank usually of earth or stones

Other hypernyms of snowbank include mound.

snowbank (noun)	hill (noun)
a mound or heap of snow	(baseball) the slight elevation on which the pitcher stands
	structure consisting of an artificial heap or bank usually of earth or stones
	a local and well-defined elevation of the land

snowbank (verb)	hill (verb)
	form into a hill