Another word for broken
shattered, ruptured, burst, splintered, shivered, smashed, in pieces, collapsed, destroyed, gashed, pulverized, crumbled, mutilated, bruised, injured, lacerated, damaged, rent, split, torn, riven, cracked, mangled, fragmented, fragmentary, defective, disintegrated, crippled, shredded, crushed, slivered, chipped, busted*; see also destroyed, hurt.
Not functioning properly
defective, inoperative, in need of repair, in disrepair, out of order, malfunctioning, down, fallen apart, busted*, gone to pot*, screwed up*, shot*, gone haywire*, on the fritz*, on the blink*, gone to pieces*, kaput*, come unstuck, come unglued*, out of gear*, out of commission*, out of whack*, out of kilter*, conked out*, dead*; see also faulty.
Not kept; said especially of promises
violated, infringed, dishonored, traduced, forgotten, ignored, transgressed, retracted, disregarded, contravened, flouted.
Incoherent; said of speech