Pronunciation: [ˌə͡ʊvəɡˈə͡ʊɪŋ] (IPA)
Correct spelling for the English word "Overgoing" is [ˌə͡ʊvəɡˈə͡ʊɪŋ], [ˌəʊvəɡˈəʊɪŋ], [ˌəʊ_v_ə_ɡ_ˈəʊ_ɪ_ŋ] (IPA phonetic alphabet).