欧洲

欧洲	Ōu zhōu	Europe (abbr. for 欧罗巴洲)
欧	Ōu	Europe (abbr. for 欧洲) / European Union (abbr. for 欧盟) / surname Ou
欧	ōu	ohm (abbr. for 欧姆) / euro (abbr. for 欧元) / used in transliteration / old variant of 讴
洲	zhōu	continent / island in a river