no-good vs no-account

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

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

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

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

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

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