cremains vs clay

cremains and clay both are nouns.

Word	Noun	Adjective	Verb	Adverb
cremains	Yes	No	No	No
clay	Yes	No	No	No

As nouns, clay is a hypernym of cremains; that is, clay is a word with a broader meaning than cremains:

Other hypernyms of cremains include cadaver, corpse, remains, stiff.

cremains (noun)	clay (noun)
the remains of a dead body after cremation	the dead body of a human being
	a very fine-grained soil that is plastic when moist but hard when fired
	water soaked soil; soft wet earth