Related Clues:

• Blocking airflow, perhaps
• Partner of 12-Down
• Slam, say
• Open-and-___
• Bar that's similar to 13 across
• Unwelcoming, like an office door
• Bolted or barred, say
• Is not open close to women's shelter
• Small outhouse is locked
• 17-Across opposite
• '__ up!': 'Quiet!'
• "__ up!": "Quiet!"
• Not cracked, say
• Recreates from treasure chest with seal
• No longer ajar