Pronunciation: [ˈʌn ˈamplə] (IPA)
Correct spelling for the English word "un ampler" is [ˈʌn ˈamplə], [ˈʌn ˈamplə], [ˈʌ_n ˈa_m_p_l_ə] (IPA phonetic alphabet).
Correct spelling for un ampler