ne'er do well (noun) ne'er-do-well: bum
Sinonime: affront, audacity, back talk, big talk, boldness, bravado, brazenness, call, cartel, challenge, command, confrontation, contempt, contrariness, contumacy, dare, defy, disorderliness, effrontery, enjoinder, factiousness, fractiousness, gas*, guts*, hot air, impudence, impugnment, insolence, insubordination, insurgence, insurgency, intractability, intractableness, lip, muster*, obstinacy, obstinateness, obstreperousness, opposition, order, perversity, provocation, rebellion, rebelliousness, recalcitrance, recalcitrancy, refractoriness, revolt, sass, spite, stump, summons, temerity, throwing of the gauntlet, uncontrollability, uncontrollableness, ungovernableness, unmanageability, untowardness, wildness