sleaziness vs seediness

sleaziness and seediness both are nouns.

Word	Noun	Adjective	Verb	Adverb
sleaziness	Yes	No	No	No
seediness	Yes	No	No	No

As nouns, sleaziness and seediness are synonyms defined as:

sleaziness and seediness: a lack of elegance as a consequence of wearing threadbare or dirty clothing

Other synonyms of sleaziness include manginess, shabbiness.

sleaziness (noun)	seediness (noun)
a lack of elegance as a consequence of wearing threadbare or dirty clothing	a lack of elegance as a consequence of wearing threadbare or dirty clothing
morally dishonorable