Synonyms for Ireland (same or very similar meaning)
WordNet sense 1 (a republic consisting of 26 of 32 counties comprising the island of Ireland; achieved independence from the United Kingdom in 1921):
Eire, Irish Free StateWordNet sense 2 (an island comprising the republic of Ireland and Northern Ireland):
Hibernia, Emerald IsleFrom the ODE community, based on WordNetadd/edit