Main entry: hush, hush up, still, shut up, silence, quieten
Definition: cause to be quiet or not talk
Usage: Please silence the children in the church!
Antonyms: louden
Definition: cause to become loud
Main entry: hush, quiesce, quiet, quiet down, quieten, pipe down
Definition: become quiet or quieter
Usage: The audience fell silent when the speaker entered
Antonyms: louden
Definition: become louder