HUSH

I. verb Etymology: back-formation from ~t ~ed, from Middle English hussht, from huissht, interjection used to enjoin silence Date: 1546 transitive verb calm , quiet , to put at rest ; mollify , to keep from public knowledge ; suppress , intransitive verb to become quiet, II. adjective Date: 1602 silent , still , intended to prevent the dissemination of certain information , III. noun Date: 1650 a silence or calm especially following noise ; quiet