clutter vs muddle

clutter and muddle both are nouns.

Word	Noun	Adjective	Verb	Adverb
clutter	Yes	No	Yes	No
muddle	Yes	No	Yes	No

As nouns, clutter and muddle are synonyms defined as:

Other synonyms of clutter include fuddle, jumble, mare's nest, smother, welter.

clutter (noun)	muddle (noun)
unwanted echoes that interfere with the observation of signals on a radar screen	a confused multitude of things
a confused multitude of things	informal terms for a difficult situation

clutter (verb)	muddle (verb)
fill a space in a disorderly way	mix up or confuse
	make into a puddle