ETYM From Whist, interj.
A card game for four players who form two partnerships; a pack of 52 cards is dealt and each side scores one point for each trick it takes in excess of six; SYN. long whist, short whist.
Card game for four, predecessor of bridge, in which the partners try to win a majority of the 13 tricks (the highest card played being the winner of the trick).

Quiet, silent.

(dialect British) To be silent; hush — often used interjectionally to enjoin silence