abstract:Aodh , or Áed, is an Irish and Scottish word of Indo-European origin, equivalent to fire in English.The modern word aodh meaning 'inflammation' or as a phrase with the Irish word for 'itch' (tochas), giving aodh thochais, 'burning itch' or 'urtication' - (Foclóir Gaeilg-Béarla, eds Tomás de Bhaldraithe, Niall Ó Dónaill, Dublin 1977), is clearly cognate with the original meaning.