Correct spelling for the English word "interjaceney" is [ˌɪntəd͡ʒˈe͡ɪsnɪ], [ˌɪntədʒˈeɪsnɪ], [ˌɪ_n_t_ə_dʒ_ˈeɪ_s_n_ɪ] (IPA phonetic alphabet).
The act or state of lying between.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.