• discourage, dissuade, debilitate, fatigue, appease, sap, still, restrain, neglect, damp, stifle, deter, do in, calm, dampen, release, inhibit, dull, check, depress, curb, burn out, soothe, jade, suppress, undermine, exhaust, slow, weaken, stop, repress, block, kayo, let go, delay, fag, stunt, halt, placate, dishearten, wear, wear out, drain, subdue, pacify, weary, tire, bore, quell, mollify, enfeeble, tucker, harass, wash out.