Fyniht

According to the Old English Dictionary:

fyniht

adj. Produced in marshy, fenny places:--Mettas þe gód blód wyrceað, swá swá sint scilfixas finihte, Lch. ii. 244, 25. [Cf. He must abstaine from maryshe fyshes and fennie, N. E. D. s. v. fenny.] fyniht