Fór-lustlíce

According to the Old English Dictionary:

fór-lustlíce

ad lĭbentissĭme :-- Ic wille fórlustlíce, for ðínum lufum I will gladly [do so], for love of thee, Bt. 22, 2; Fox 78, 12. [Cf. beon forrlisst to be very desirous, Orm.] for-lustlice

Related words: Very willingly, gladly;