curd (v.)
congeal, coagulate, curdle
AW I.iii.144[Countess to Helena] Does it curd thy blood / To say I am thy mother?
Ham I.v.69[Ghost to Hamlet, of the poison] it doth posset / And curd ... / The thin and wholesome blood
SHAKESPEARE'S WORDS © 2018 DAVID CRYSTAL & BEN CRYSTAL