Synonyms and related words :
abate, ablate, bate, be eaten away, buy it, cascade, cash in, cataract, check in, check out, collapse, come down, consume, consume away, corrode, crash, croak, crumble, decline, decrease, deliquesce, descend, die away, diminish, dip down, dive, dope off, down, doze off, drop, drop asleep, drop down, drowse off, dwindle, ebb, erode, fall, fall asleep, fall away, fall down, fall off, go down, go downhill, go to sleep, go west, gravitate, have it, kick in, kick off, kick the bucket, knock off, languish, lessen, let up, lose altitude, melt away, nod off, parachute, pass out, peg out, pipe off, pitch, plummet, plunge, pop off, pounce, pour down, precipitate, rain, run low, sag, settle to sleep, shove off, shrink, sink, slide, slump, step off, stoop, subside, swoop, tail off, trend downward, wane, waste, waste away, wear, wear away,