(v. t.) To debilitate; to deprive of strength; to weaken\.

abate afflict attenuate blunt bugger cramp cripple damp dampen de-energize deaden debilitate derange devitalize disable disenable disorder drain dull enervate eviscerate exhaust extenuate gruel hamstring hors de combat hospitalize inactivate incapacitate indispose invalid kibosh lame lay low lay up maim mitigate put queer queer the works rattle reduce sabotage sap shake shake up sicken soften up spike unbrace undermine unfit unman unnerve unstrengthen unstring weaken wing wreck