Pronunciation: [dˈɛɹətɹˌiːm] (IPA)
Correct spelling for the English word "derotreme" is [dˈɛɹətɹˌiːm], [dˈɛɹətɹˌiːm], [d_ˈɛ_ɹ_ə_t_ɹ_ˌiː_m] (IPA phonetic alphabet).