The term 'CAPITAL IRELAND' can be broken down into four crossword solutions: EIRE (4 letters), ERIN (4 letters), ARAN (4 letters), and TRALEE (6 letters). EIRE is the official name of the Republic of Ireland, which is an independent state located in the north-western part of Europe. ERIN is another name for Ireland, which is derived from the Gaelic word for the island. ARAN is an island off the west coast of Ireland, and TRALEE is a city in County Kerry, located in the south-west of Ireland. All four of these solutions are related to Ireland, with EIRE being the capital of the Republic of Ireland.