Costigend
Bosworth & Toller Anglo-Saxon Old English Dictionary - costigend
According to the Old English Dictionary:
costnigend, es;
- costigend
- m. A tempter; tentator :-- Se costigend eóde to him the tempter went to him, Homl. Blick. 27, 4. Se costnigend tentator, Mt. Bos. 4, 3. costigend