pourtant

however, yet

“Pourtant, ce qui l’inquiétait le plus, c’était de ne pas se voir armé chevalier ; car il lui semblait qu’il ne pouvait légitimement s’engager dans aucune aventure sans avoir reçu l’ordre de chevalerie.” — However, what worried him the most was not having been dubbed a knight; for it seemed to him that he could not legitimately engage in any adventure without having received the order of knighthood.

Univerbation of pour (“for”) + tant (“so much”).