owyn

And Tullius [18] saith: That no sorrow, no dread of death, nothing that may fall unto a man, is so much against nature as a man to increase his owyn profit to harm of another man.

The Best of the World's Classics, Restricted to prose. Volume III (of X) - Great Britain and Ireland I Various 1885

Nym and schald hem wel and hew hem wel in gobettys al rawe and seth hem in her owyn grees and cast therto wyn or ale a cuppe ful and myce onyons smal and do therto and boyle yt and salt yt and messe yt forthe.

The Forme of Cury A Roll of Ancient English Cookery Compiled, about A.D. 1390 Samuel Pegge 1750