Etymology

From Proto-Germanic *agjō, Proto-Indo-European *h₂eḱ- ‎(“sharp, pointed”). Germanic cognates include Old Frisian egg, Old English ecg, Dutch egge, Old High German egga (German Ecke), Old Norse egg (Icelandic egg, Swedish egg). The Indo-European root is also the source of Latin aciēs ‎(“edge, sharpness”), Ancient Greek ἀκίς ‎(akís, “point”).