sloppiness vs soupiness

sloppiness and soupiness both are nouns.

Word	Noun	Adjective	Verb	Adverb
sloppiness	Yes	No	No	No
soupiness	Yes	No	No	No

As nouns, sloppiness and soupiness are synonyms defined as:

Other synonyms of sloppiness include drippiness, mawkishness, mushiness, sentimentality.

sloppiness (noun)	soupiness (noun)
the quality of not being careful or taking pains	the property of having the thickness of heavy cream
falsely emotional in a maudlin way	falsely emotional in a maudlin way
a lack of order and tidiness; not cared for
the wetness of ground that is covered or soaked with water