Morþ-weorc
Bosworth & Toller Anglo-Saxon Old English Dictionary - morþ-weorc
According to the Old English Dictionary:
es;
- morþ-weorc
- n. An act which causes death (by witchcraft or poison), :-- Hǽðenscipe biþ ðæt man ... wiccecræft lufige oððe morþweorc gefremme (causes death by witchcraft or poison, O. Sax. morð-werk.] Cf. morþ-dǽd and next word. morþ-weorc