The term 'QUIET, YOU!' can be expressed in a variety of ways in a crossword puzzle. The solutions HUSH (4 letters), SHUSH (5 letters), and SHUTIT (6 letters) all express the same sentiment. HUSH is an imperative verb meaning to make or become quiet. SHUSH is an interjection used to tell someone to be quiet. SHUTIT is a slang term used to tell someone to be quiet. All three solutions are used to express the same idea of telling someone to be quiet.