UNFOREKNOWN

\ʌnfˈɔːnˌə͡ʊn], \ʌnfˈɔːnˌə‍ʊn], \ʌ_n_f_ˈɔː_n_ˌəʊ_n]\
Sort: Oldest first
 
1908 - Chambers's Twentieth Century Dictionary of the English Language
By Thomas Davidson