Pronunciation: [bˈa͡ɪɐsˌiː] (IPA)
Correct spelling for the English word "byassee" is [bˈa͡ɪɐsˌiː], [bˈaɪɐsˌiː], [b_ˈaɪ__ɐ_s_ˌiː] (IPA phonetic alphabet).