Pronunciation: [dˈuːɪŋɡə] (IPA)
Correct spelling for the English word "doinger" is [dˈuːɪŋɡə], [dˈuːɪŋɡə], [d_ˈuː_ɪ_ŋ_ɡ_ə] (IPA phonetic alphabet).
Correct spelling for doinger