Pronunciation: [ˌʌndəpɹˈɒpə] (IPA)
Correct spelling for the English word "Underproper" is [ˌʌndəpɹˈɒpə], [ˌʌndəpɹˈɒpə], [ˌʌ_n_d_ə_p_ɹ_ˈɒ_p_ə] (IPA phonetic alphabet).
Correct spelling for Underproper