scratchiness vs raggedness

scratchiness and raggedness both are nouns.

Word	Noun	Adjective	Verb	Adverb
scratchiness	Yes	No	No	No
raggedness	Yes	No	No	No

As nouns, raggedness is a hypernym of scratchiness; that is, raggedness is a word with a broader meaning than scratchiness:

scratchiness: the roughness of a substance that causes abrasions
raggedness: a texture of a surface or edge that is not smooth but is irregular and uneven

Other hypernyms of scratchiness include roughness.

scratchiness (noun)	raggedness (noun)
the roughness of a substance that causes abrasions	shabbiness by virtue of being in rags
	a texture of a surface or edge that is not smooth but is irregular and uneven