<p><strong>Verb</strong></p><ul><li>(Used with or without object) to shake with a slight but rapid motion; vibrate tremulously; tremble.</li><li>Synonyms: shiver, shudder, quake.</li></ul><p><strong>Noun</strong></p><ul><li>The act or state of quivering; a tremble or tremor.</li><li>Synonyms: shake, shiver, shudder.</li></ul>