Correct spelling for the English word "Contextural" is [kəntˈɛkst͡ʃəɹə͡l], [kəntˈɛkstʃəɹəl], [k_ə_n_t_ˈɛ_k_s_tʃ_ə_ɹ_əl] (IPA phonetic alphabet).
Pert. to the contexture.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.