scrapheap vs mound

scrapheap and mound both are nouns.

Word	Noun	Adjective	Verb	Adverb
scrapheap	Yes	No	No	No
mound	Yes	No	Yes	No

As nouns, mound is a hypernym of scrapheap; that is, mound is a word with a broader meaning than scrapheap:

Other hypernyms of scrapheap include agglomerate, cumulation, cumulus, heap, pile.

scrapheap (noun)	mound (noun)
pile of discarded metal	the position on a baseball team of the player who throws the ball for a batter to try to hit
an accumulation of refuse and discarded matter	structure consisting of an artificial heap or bank usually of earth or stones
	(baseball) the slight elevation on which the pitcher stands
	a collection of objects laid on top of each other
	a small natural hill

scrapheap (verb)	mound (verb)
	form into a rounded elevation