Pronunciation: [t͡ʃˈɑːtəst] (IPA)
Correct spelling for the English word "CHARTEST" is [t͡ʃˈɑːtəst], [tʃˈɑːtəst], [tʃ_ˈɑː_t_ə_s_t] (IPA phonetic alphabet).
Correct spelling for CHARTEST