Answer:

stopper

Answer	Crossword Clue
STOPPER	Cork or plug
STOPPER	Plug
STOPPER	This keeps things from going down the drain

STOPPER	Good card in a bridge hand.
STOPPER	Eye-catcher.
STOPPER	Useful card in bridge.
STOPPER	Plug.
STOPPER	Bung.
STOPPER	Good bridge card.
STOPPER	Reliable pitcher
STOPPER	Bathtub gadget

STOPPER	Cork, e.g.
STOPPER	Cork in a bottle
STOPPER	Cork
STOPPER	Bottle cork
STOPPER	Plug in a tub
STOPPER	Cork in a bottle, e.g.
STOPPER	Sink sight