refuse heap vs scrapheap

refuse heap and scrapheap both are nouns.

Word	Noun	Adjective	Verb	Adverb
refuse heap	Yes	No	No	No
scrapheap	Yes	No	No	No

As nouns, refuse heap and scrapheap are synonyms defined as:

refuse heap and scrapheap: an accumulation of refuse and discarded matter

Other synonyms of refuse heap include garbage heap, junk heap, junk pile, rubbish heap, trash heap, trash pile.

refuse heap (noun)	scrapheap (noun)
an accumulation of refuse and discarded matter	pile of discarded metal
	an accumulation of refuse and discarded matter