mis·deed \(ˈ)mis|dēd, -i|stēd\noun Etymology: Middle English misdede, from Old English misdǣd, (akin to Old High German missitāt misdeed, Old Frisian misdēde, Gothic missadeths), from mis- mis (I) + dǣd deed — more at deed : a wrong deed : an immoral or criminal action < the wickedness and misdeeds of the Borgia and his family are world-famous — R.A.Hall b.1911 >