a-egg

a- +‎ egg, in the first part, the letter "A" indicated that something was first or the best. Last part from Old Norse egg n (“egg”), from Proto-Germanic *ajją (“egg”), from Proto-Indo-European *h₂ōwyóm (“egg”), likely from *h₂éwis (“bird”), possibly from *h₂ew- (“to enjoy, consume; to perceive, be aware of”).

a-egg n (definite singular a-egget, indefinite plural a-egg, definite plural a-egga or a-eggene)

Norwegian Bokmål