Eorþ-draca

According to the Old English Dictionary:

an;

eorþ-draca

m. An earth-dragon; drăco in antro dēgens :-- Sió wund ongon, ðe him se eorþdraca geworhte, swelan and swellan the wound, which the earth-dragon had made in him, began to burn and swell, Beo. Th. 5417; B. 2712: 5642; B. 2825. eorþ-draca