Wiktionary
demandest
vb. (context archaic English) Second-person singular present simple form of '''demand'''
Usage examples of "demandest".
What I entreat of thee, O thou fatal star to me, is that the hand thou demandest of me and wouldst give me, be not given out of complaisance or to deceive me afresh, but that thou confess and declare that without any constraint upon thy will thou givest it to me as to thy lawful husband.
What am I to Thee that Thou demandest my love, and unless I give it Thee art angry, and threatenest me with great sorrows?