Fæderen-healf

According to the Old English Dictionary:

fædren-healf, e;

fæderen-healf

f. The father's side; păterna pars :-- Hira nán næs on fædrenhealfe togeboren, búton him ánum none of them on the paternal side was born thereto, except him alone, Chr. 887; Erl. 86, 5. fæderen-healf