Pronunciation: [ˈʌn hˈe͡ɪstɪə] (IPA)
Correct spelling for the English word "un hastier" is [ˈʌn hˈe͡ɪstɪə], [ˈʌn hˈeɪstɪə], [ˈʌ_n h_ˈeɪ_s_t_ɪ__ə] (IPA phonetic alphabet).
Correct spelling for un hastier