Blód-lǽtan

According to the Old English Dictionary:

blód-lǽtan

p. -lét, pl. -léton; pp. -lǽten To let blood, bleed; sanguinem emittere, phlebotomare :-- Blódlǽtan móna gód ys it is a good moon for letting blood, Lchdm. iii. 184, 11: Bd. 5, 3; S. 616, 14. blod-lætan