Correct spelling for the English word "Sebate" is [sˈɛbe͡ɪt], [sˈɛbeɪt], [s_ˈɛ_b_eɪ_t] (IPA phonetic alphabet).
A salt of sebacic acid.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.