clay vs mud

clay and mud both are nouns.

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

As nouns, clay and mud are synonyms defined as:

clay (noun)	mud (noun)
the dead body of a human being	slanderous remarks or charges
a very fine-grained soil that is plastic when moist but hard when fired	water soaked soil; soft wet earth
water soaked soil; soft wet earth

clay (verb)	mud (verb)
	soil with mud, muck, or mire
	plaster with mud