Costere
Bosworth & Toller Anglo-Saxon Old English Dictionary - costere
According to the Old English Dictionary:
es;
- costere
- m? A digging tool, spade; fossorium :-- Costere vel delfísen vel spadu vel pal fossorium, Ælfc. Gl. 2; Som. 55, 40; Wrt. Voc. 16, 14. costere