Correct spelling for the English word "pollevil" is [pˈɒlɛvə͡l], [pˈɒlɛvəl], [p_ˈɒ_l_ɛ_v_əl] (IPA phonetic alphabet).
A swelling on the head or nape of the neck in horses.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.