shagginess vs sloppiness

shagginess and sloppiness both are nouns.

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

As nouns, sloppiness is a hypernym of shagginess; that is, sloppiness is a word with a broader meaning than shagginess:

Other hypernyms of shagginess include slovenliness, unkemptness.

shagginess (noun)	sloppiness (noun)
roughness of nap produced by long woolly hairs	the quality of not being careful or taking pains
unkemptness of hair	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