The spelling of the word was modified in the 15th century due to an incorrect association with the etymologically unrelated Old French loanword ''isle'', which itself comes from the [[Latin]] word ''insula''. Old English ig is actually a cognate of Latin aqua (water). | The spelling of the word was modified in the 15th century due to an incorrect association with the etymologically unrelated Old French loanword ''isle'', which itself comes from the [[Latin]] word ''insula''. Old English ig is actually a cognate of Latin aqua (water). |