An Etymological Dictionary of the German Language/Annotated/fügen

by Friedrich Kluge

fügen, verb, ‘to fit together, connect’; (reflexive) ‘to accommodate oneself,’ from Middle High German vüegen, Old High German fuogen, ‘to shape or unite suitably’; compare Dutch voegen, Anglo-Saxon gefêgan, English to fay (‘to suit, unite’); Gothic *fôgjan, ‘to make suitable,’ is a factitive of the Teutonic root fag, in Gothic fagrs, ‘suitable, fitted,’ whose nearer cognates are to be found under fegen; English to fadge (‘to suit, join’), may also be mentioned here.