INTERFERING

\ˌɪntəfˈi͡əɹɪŋ], \ˌɪntəfˈi‍əɹɪŋ], \ˌɪ_n_t_ə_f_ˈiə_ɹ_ɪ_ŋ]\
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2006 - WordNet 3.0
By Princeton University
 
2011 - English Dictionary Database
By DataStellar Co., Ltd
 
1871 - The Cabinet Dictionary of the English Language