no-account vs do-nothing

no-account and do-nothing both are nouns.

Word	Noun	Adjective	Verb	Adverb
no-account	Yes	Yes	No	No
do-nothing	Yes	Yes	No	No

As nouns, do-nothing is a hypernym of no-account; that is, do-nothing is a word with a broader meaning than no-account:

Other hypernyms of no-account include bum, idler, layabout, loafer.

no-account (noun)	do-nothing (noun)
an idle worthless person	person who does no work

no-account (adjective)	do-nothing (adjective)
without merit; of little or no value or use	characterized by inability or unwillingness to work toward a goal or assume responsibility