" To ADVENE  (ADVE'NE)   v.n.[advenio, Lat.]To accede to something; to become part of something else, without being essential; to be superadded. A sixth cause considered in judicature, is stiled an accidental cause; and the accidental of any act, is said to be whatever advenes to the act itself already substantiated.Ayliffe’sParergon. "

― Samuel Johnson , A Dictionary of the English Language (Complete and Unabridged in Two Volumes), Volume One