Pronunciation: [ˌʌndəpɹˈɛntɪs] (IPA)
Correct spelling for the English word "underprentice" is [ˌʌndəpɹˈɛntɪs], [ˌʌndəpɹˈɛntɪs], [ˌʌ_n_d_ə_p_ɹ_ˈɛ_n_t_ɪ_s] (IPA phonetic alphabet).