fortress /förˈtrəs or fōrˈ/

1. A fortified place
2. A defence

To guard

• tilling
• tillings
• tillite
• tillites
• tills
• till the cows come home
• tilly
• tilly-fally
• tilly-vally
• til oil
• tils
• til seed
• til seeds
• tilt
• tiltable
• tilt at the ring
• tilt at windmills
• tilt-boat
• tilt-boats
• tilted
• tilter
• tilters
• tilt fillet
• tilt fillets
• tilth