buckwheat, (Fagopyrum esculentum, both the plant and the edible seeds of this plant)

*nelioItalic Text from CE NEL “three” and S iau, “corn” from CE jâbe with the connotation of both “three” and “triangle” due to the triangular shapes of the seeds, and neldor, “beech-tree”, the latter due to the likeness of (small versions of) the seeds of the beech-tree, which is also the etymology of “buckwheat” in germanic languages like German, English, Swedish and Dutch. If in Old to Middle S, then neliôv > *neilov, with final form *neilof.

{any attested word of similar syntax)

*neilof.

Hjalmar Holm