rannajärsaku jalamile selle järk-järgulisel nihkumisel maismaa suunas kujunenud lauge rannanõlvaga madalaveeline rannikuosa (kulutusala), subhorisontal plain off-shore at the cliff foot, formed when the roof of wave-cut notch collapses resulting the cliff retreating landward and the base of the wave-cut notch forms wave-cut platform. Can emerge while water-level drops forming a coastal terrace.