Ait comes from Scots ait, Middle English ate, Old English īeġ, Proto-Germanic awjō, and Proto-Indo-European h₂ekʷeh₂, ultimately denoting water or an aquatic place.
ait (English): An island in a river, especially the River Thames...
Definitions
An island in a river, especially the River Thames...
Ancestry of “ait”, step by step
ait traces back through two separate lines of ancestry.