no-account vs no-good

no-account is a noun but no-good is not a noun.

Word	Noun	Adjective	Verb	Adverb
no-account	Yes	Yes	No	No
no-good	No	Yes	No	No

As adjectives, no-account and no-good are synonyms defined as:

Other synonyms of no-account include good-for-naught, good-for-nothing, meritless, no-count, sorry.

no-account (noun)	no-good (noun)
an idle worthless person

no-account (adjective)	no-good (adjective)
without merit; of little or no value or use	returned for lack of funds
	without merit; of little or no value or use