barbican /bärˈbi-kən/

1. A projecting watchtower over the gate of a castle or fortified town
2. Esp the outwork intended to defend the drawbridge

• twillies
• twilling
• twills
• twilly
• twilt
• twin
• twi-natured
• twin axes
• twin axis
• twin bed
• twin-bedded
• twin beds
• twin birth
• twin births
• twin-born
• twin brother
• twin brothers
• twin-cam
• twin crystal
• twin crystals
• twine
• twined
• twin-engined
• twiner
• twiners