muckheap vs cumulus

muckheap and cumulus both are nouns.

Word	Noun	Adjective	Verb	Adverb
muckheap	Yes	No	No	No
cumulus	Yes	Yes	No	No

As nouns, cumulus is a hypernym of muckheap; that is, cumulus is a word with a broader meaning than muckheap:

Other hypernyms of muckheap include agglomerate, cumulation, heap, mound, pile.

muckheap (noun)	cumulus (noun)
a heap of dung or refuse	a collection of objects laid on top of each other
	a globular cloud

muckheap (adjective)	cumulus (adjective)
	of or related to cumulous clouds