Europhoria
/ˌjʊərəʊˈfɔːrɪə/ /ˌjɔːrəʊˈfɔːrɪə/noun
Overwhelming or excessive optimism about European cooperation and integration, now especially relating to the adoption of the euro as a common currency.
Origin
1970s; earliest use found in The Winnipeg Free Press. Partly from Euro- + -phoria, and partly (in later use) from Euro + -phoria, as punning alteration of euphoria.