INTERCALATING

\ˌɪntəkˈale͡ɪtɪŋ], \ˌɪntəkˈale‍ɪtɪŋ], \ˌɪ_n_t_ə_k_ˈa_l_eɪ_t_ɪ_ŋ]\
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2010 - New Age Dictionary Database
By Oddity Software
 
1913 - Webster's Revised Unabridged Dictionary
By Noah Webster.