UNRESTRAINEDLY

\ˌʌnɹɪstɹˈe͡ɪnɪdlɪ], \ˌʌnɹɪstɹˈe‍ɪnɪdlɪ], \ˌʌ_n_ɹ_ɪ_s_t_ɹ_ˈeɪ_n_ɪ_d_l_ɪ]\
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2006 - WordNet 3.0
By Princeton University
 
2011 - English Dictionary Database
By DataStellar Co., Ltd