Superadvenient
Pronunciation : Su`per*ad*ven"ient
Part of Speech : a.
Definition : Defn: Coming upon; coming in addition to, or in assistance of, something. [R.] He has done bravely by the superadvenient assistance of his God. Dr. H. More.
Source : Webster's Unabridged Dictionary, 1913
Merriam-Webster's Everyday Language Reference Set: Includes: The Merriam-Webster Dictionary, The Merriam-Webster Thesaurus, and The Merriam-Webster Vocabulary Builder