Synonym of keeping your mouth shut

keeping one's lips sealed keeping one's own counsel keeping one's cards close to one's chest holding one's peace

shushing quietening hushing shutting up stopping talking shutting it falling silent quietening down quieting down keeping quiet clamming up piping down hushing one's mouth keeping it down saying nothing belting up cutting the cackle hushing up wrapping up buttoning it saving it drying up holding your tongue dummying up canning it wrapping it up shutting your face shutting your mouth shutting your trap saying no more giving it a rest keeping one's lips sealed shutting your gob keeping mum putting a sock in it keeping silent staying quiet staying silent keeping your trap shut zipping it keeping your face shut quitting chattering zipping one's lip buttoning your lip quieting buttoning up cooling it silencing choking refusing to speak remaining silent withholding information stilling stopping speaking becoming silent not letting out a peep biting one's lip decreasing the volume growing silent becoming quiet breaking off buttoning it lip hushing down

keeping your nose clean keeping your nose out of it keeping your nose to the grindstone keeping yourself keeping yourself to yourself keeping your shirt on keeping your head down keeping your head above water keeping your head keeping your hand in keeping your face shut keeping your eyes skinned