*biljo "splitter, cleaver" (West Germanic only); a bill could be any bladed tool, especially farm implements such as scythes or sickles; the compound guðbill, wigbill, hildebill "battle-blade" refers to the sword, but also the simplex bill is used. Heliand (v. 4882) has billes biti "sword-bite".
The term "biljo" is derived from Old English words, specifically "splitter" or "cleaver", which referred to any bladed tool, including farm implements like scythes or sickles. The compound word "guðbill" also refers to the sword and other similar tools.