THESAURUS
abate, afflict, attenuate, blunt, castrate, cramp, cripple, damp, dampen, deaden, debilitate, demasculinize, deprive, derange, desex, desexualize, disable, disorder, dry up, dull, effeminize, emasculate, enervate, enfeeble, etiolate, eviscerate, exhaust, extenuate, gruel, hospitalize, incapacitate, indispose, invalid, lay low, lay up, mitigate, rattle, reduce, sap, shake, shake up, sicken, soften up, sterilize, unbrace, undermine, unman, unnerve, unstrengthen, unstring, weaken