Correct spelling for the English word "vehiculated" is [vɛhˈɪkjʊlˌe͡ɪtɪd], [vɛhˈɪkjʊlˌeɪtɪd], [v_ɛ_h_ˈɪ_k_j_ʊ_l_ˌeɪ_t_ɪ_d] (IPA phonetic alphabet).
The word "vehiculated" does not have an established etymology as it is not a widely recognized or commonly used word in English. It appears to be a derived form of the noun "vehicle", which comes from the Latin word "vehiculum", meaning a means of conveyance or transport. However, "vehiculated" itself does not have a distinct historical or linguistic origin.