Origin of favorite
Examples from the Web for unfavorite
It was pleasant to be petted and spoiled by favorite cousins and stuffed with belated sweets by unfavorite ones.The Promised Land|Mary Antin
Word Origin and History for unfavorite
1580s, from Middle French favorit, perhaps via Italian favorito, past participle of favorire, from favore, from Latin favorem (see favor (n.)). In racing, attested from 1813. As an adjective, by 1711.