<p><strong>Adverb:</strong></p><ul><li>At full gallop: to ride tantivy.</li></ul><p><strong>Adjective:</strong></p><ul><li>Swift</li><li>Rapid</li></ul><p><strong>Noun:</strong></p><ul><li>Tantivy (plural: tantivies)<ul><li>A gallop; rush.</li></ul></li></ul><p><strong>Interjection:</strong></p><ul><li>Tantivy (used as a hunting cry when the chase is at full speed).</li></ul>