theremid

From Middle English thermid, tharmid, thormid, from Old English þǣrmid (“therewith, with that, straightway, at the same time”); equivalent to there (“that”) + mid (“with”), from Middle English mid (“with”). Cognate with West Frisian dêrmei (“therewith, with that”), Dutch daarmee (“therewith, so”), German damit (“theremid, so”), Swedish därmed (“theremid, so, thus”).