Wæter-ham[m]
Bosworth & Toller Anglo-Saxon Old English Dictionary - wæter-ham[m]
According to the Old English Dictionary:
es;
- wæter-ham[m]
- m. Land surrounded by a ditch (?) :-- Andlang burnan on wæterweg; of ðan wæterwege on waterhammes; of ðan hamman on grénan beorh, Cod. Dip. Kmbl.