An Etymological Dictionary of the German Language/Annotated/üppig

by Friedrich Kluge

üppig, adjective, ‘luxurious, voluptuous, sumptuous,’ from Middle High German üppic (g), Old High German uppîg, ‘superfluous, useless, invalid, frivolous, arrogant.’ For the connection of this specifically High German word with Gothic ufjô, feminine, ‘superfluity,’ and Old High German uppi, ‘malicious,’ as well as with the cognates of übel and über, see übel.