Pronunciation: [tˈɛndənsiɪŋ] (IPA)
Correct spelling for the English word "tendencying" is [tˈɛndənsiɪŋ], [tˈɛndənsiɪŋ], [t_ˈɛ_n_d_ə_n_s_i__ɪ_ŋ] (IPA phonetic alphabet).