"to prepare" (leather), from O.E. tawian "to do, make," from P.Gmc. *tawojan (cf. O.Fris. tawa, O.S. toian, M.Du. tauwen, Du. touwen, O.H.G. zouwen "to prepare," O.H.G. zawen "to succeed," Goth. taujan "to make, prepare"), probably related to the root of O.E. tol "tool" (see tool).