Twi-scyldig

According to the Old English Dictionary:

twi-scyldig

adj. Liable to a double penalty :-- Gif se frigea cunnandæge wyrce ... þolie his freótes oþþe sixtig scill., and preóst sí twy-scildig, L. In. 3; Th. i. 104, 7. Cf. twi-gilde. twi-scyldig