Comparative evidence

h₁ei̯

• Lat. īre ‘go’, ‘move’, ‘pass’, ‘depart’, ‘come’, ‘try’, ‘be about to’, ‘proceed’, ‘enter’, ‘stretch’, ‘turn out’, ‘develop’, ‘stem’  (OLD: 610-611)

References

OLD = Glare, P. G. W. 1968. Oxford Latin Dictionary. Oxford: Clarendon Press.