muddiness vs cloudiness

muddiness and cloudiness both are nouns.

Word	Noun	Adjective	Verb	Adverb
muddiness	Yes	No	No	No
cloudiness	Yes	No	No	No

As nouns, muddiness and cloudiness are synonyms defined as:

Other synonyms of muddiness include murkiness.

muddiness (noun)	cloudiness (noun)
the quality of being cloudy	the quality of being cloudy
a mental state characterized by a lack of clear and orderly thought and behavior	the state of the sky when it is covered by clouds
the wetness of ground that is covered or soaked with water	gloomy semidarkness caused by cloud cover