Correct spelling for the English word "portrayai" is [pɔːtɹˈe͡ɪa͡ɪ], [pɔːtɹˈeɪaɪ], [p_ɔː_t_ɹ_ˈeɪ_aɪ] (IPA phonetic alphabet).
The act of portraying.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.