befuddlement vs muddiness

befuddlement and muddiness both are nouns.

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

As nouns, muddiness is a hypernym of befuddlement; that is, muddiness is a word with a broader meaning than befuddlement:

befuddlement: confusion resulting from failure to understand
muddiness: a mental state characterized by a lack of clear and orderly thought and behavior

Other hypernyms of befuddlement include confusedness, confusion, disarray, mental confusion.

befuddlement (noun)	muddiness (noun)
confusion resulting from failure to understand	the quality of being cloudy
	a mental state characterized by a lack of clear and orderly thought and behavior
	the wetness of ground that is covered or soaked with water