BEHAVIOURISM

\bɪhˈe͡ɪvjəɹəɹˌɪzəm], \bɪhˈe‍ɪvjəɹəɹˌɪzəm], \b_ɪ_h_ˈeɪ_v_j_ə_ɹ_ə_ɹ_ˌɪ_z_ə_m]\
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2006 - WordNet 3.0
By Princeton University
 
2011 - English Dictionary Database
By DataStellar Co., Ltd