good-for-nothing vs no-account

good-for-nothing and no-account both are nouns.

Word	Noun	Adjective	Verb	Adverb
good-for-nothing	Yes	Yes	No	No
no-account	Yes	Yes	No	No

As adjectives, good-for-nothing and no-account are synonyms defined as:

good-for-nothing and no-account: without merit; of little or no value or use

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

As nouns, good-for-nothing and no-account are synonyms defined as:

Other synonyms of good-for-nothing include goldbrick, good-for-naught, goof-off, ne'er-do-well.

good-for-nothing (noun)	no-account (noun)
an idle worthless person	an idle worthless person

good-for-nothing (adjective)	no-account (adjective)
without merit; of little or no value or use	without merit; of little or no value or use