Roots/*h₂eyg-es-₂h₂eyg-es-₂“goat, goat-related”Debatedanimalprotectionaegis, AegeanAbstract from *h₂eyg- giving Greek aigis (goat-skin shield) > aegis, Aegean.Related Rootsbʰergh-“to protect, preserve, hide”bʰleh₁-k-“to cry out, to bleat”derk-mn̥“glance, piercing look”gerH-“to cry out hoarsely, to call like a crane”gwow-pero-“cattle-herder, cowherd”gʰer-dʰ-“to enclose with words, protect”gʷōws“cow, cattle”h₁eḱ-wo-“swift-moving, the horse”