Pronunciation: [ˈɜːɡə͡ʊ] (IPA)
Correct spelling for the English word "ERGOE" is [ˈɜːɡə͡ʊ], [ˈɜːɡəʊ], [ˈɜː_ɡ_əʊ] (IPA phonetic alphabet).
Correct spelling for ERGOE