<p><strong>Noun</strong></p><ul><li>obstruction</li><li>hindrance</li><li>obstacle</li><li>any physical impairment or condition that impedes normal, fluent, or easy speech; a speech disorder</li><li>a bar, usually of blood or affinity, to marriage: a diriment impediment</li><li>a small, inconsiderable, or trifling sum of money</li><li>impedimenta</li></ul><p><strong>Synonyms</strong></p><ul><li>check</li><li>encumbrance</li><li>bar</li></ul><p><strong>Antonyms</strong></p><ul><li>encouragement</li><li>help</li></ul>