2 synonym groups for Inoperative

inefficient, unproductive, useless, futile, unavailing, unsuccessful, powerless, weak, impotent, inadequate, ineffectual, fruitless, vain, unworkable, hopeless, pointless, worthless, incapable, incompetent, feeble, unprofitable, unserviceable, null, void, inoperative, nonfunctional, unfit, unhelpful, barren, abortive, bootless, nugatory, unachievable, unfeasible, impractical, unfruitful, unbeneficial, nonviable, nonproductive, unconstructive, unpromising, inept, ineffective, inefficacious [x]

dilapidated, decrepit, run-down, shabby, ramshackle, derelict, tumbledown, decayed, crumbling, battered, worn-out, in disrepair, rickety, neglected, in ruins, falling apart, in tatters, in poor condition, on its last legs, beat-up, junky, seedy, shabby-looking, down-at-heel, in shambles, in a sorry state, in a bad way, past its prime, weather-beaten, timeworn, shopworn, moth-eaten, threadbare, bedraggled, scruffy, unkempt, disheveled, dilapidated-looking, down-and-out, out of order, malfunctioning, kaput, busted, nonfunctional, out of commission, out of service, conked out, on the blink [x]