Wiktionary
deservest
vb. (en-archaic second-person singular of deserve English)
Usage examples of "deservest".
Begone, dreadful sinner, though thou deservest to be here more than I.
Thou deservest to have me all, for Thou hast paid for me ten thousand times more than I am worth!
Therefore, sweetheart, if thou fearest that the King should punish thee for so wounding the poor Christopher of those few days ago, as belike thou deservest it, bid the King do off his raiment, and do thou in likewise, and then there shall be no King to punish, and no King's scather to thole the punishment, but only Christopher and Goldilind, even as they met erewhile on the dewy grass of Littledale.