therewith \(ˈ) ̷ ̷| ̷ ̷\adverb Etymology: Middle English therwith, from Old English thǣrwith, from thǣr there + with 1.: with that < I have learned in whatsoever state I am, therewith to be content — Phil 4:11(Authorized Version) > 2.archaic: thereupon, forthwith