How Do You Spell SIEV X?

Pronunciation: [sˈiːv ˈɛks] (IPA)

Correct spelling for the English word "siev x" is [sˈiːv ˈɛks], [sˈiːv ˈɛks], [s_ˈiː_v ˈɛ_k_s] (IPA phonetic alphabet).