Answer: sunken

AnswerCrossword Clue
SUNKENLike some living rooms
sunkento decrease in amount or intensity
sunkenbasin connected with a water supply and a drain
sunkenSINK, to subside to a lower level
sunkento dig, as a shaft
sunkento cause to sink
sunkento fail in health
sunkento fall, drop, or descend to a lower level or state
SUNKENLike some treasures
SUNKENLike many a galleon
SUNKENHollow; recessed
SUNKENHollow
SUNKENKind of garden.
SUNKENHollow, as eyes
SUNKENSubmerged
SUNKENLike the Titanic
SUNKENLike some treasure