eám
This might be just a supplemental entry adding to an entry in the Main Volume.
Related §§ in Wright's OE Grammar:
In the OE text, the length is:indicated by acute accentsindicated by macronsnot indicated.
eám
AddWæs sum æðele cyning Óswold . . . wearð ofslagen Eádwine his eám (cf. erat Osuald nepos Aeduini regis ex sorore Acha, Bd. 3, 6), Hml. S. 26, 7. Ródbert þæs cynges sunu Willelmes hleóp fram his fæder tó his eáme Rótbryhte (this Robert was brother of Matilda, William's wife ) on Flandron, Chr. 213, 33.
This is a supplementary entry with editorial changes to an entry in the main volume of the dictionary. Look under the 'Possibly connected entries' below, or for the same headword in the list to the left.

A Combined List of Abbreviations.

Abbreviation not recognized. See:

A Combined List of Abbreviations.