Eorþ-hnutu

According to the Old English Dictionary:

-nutu, e;

eorþ-hnutu

f. An earth-nut; būnium flexuōsum :-- Of ðam cumbe in eorþnutena þorn from the combe to the earth-nut thorn, Cod. Dipl. Apndx. 308; A. D. 875; Kmbl. iii. 399, 7. eorþ-hnutu