Deáþ-denu

According to the Old English Dictionary:

e;

deáþ-denu

f. The valley of death; mortis vallis :-- In ðisse deáþ-dene in this valley of death, Exon. 12 b; Th. 21, 33; Cri. 344. In ðas deáþdene in this death-vale, Exon. 61 b; Th. 226, 35; Ph. 416. deaþ-denu