Defensive Structures

noun a temporary fortification, typically breast high, built by soldiers in the field

• The soldiers built a strong breastwork to protect themselves during the battle.
• We found a good spot behind the breastwork to have our picnic.
• Let's chill behind the breastwork and watch the sunset.
• She built a mental breastwork to shield herself from negative thoughts.

noun something that acts as a strong support or protection

• The stone bulwark protected the city from enemy attacks.
• The big wall acted as a bulwark against invaders.
• The fence was their bulwark against nosy neighbors.
• Education is often seen as a bulwark against poverty.

noun a large fortified place or building where military forces are stationed

• The fortress was built with strong stone walls to withstand any attack.
• The fortress is like a giant castle, so cool!
• That fortress is lit, bro!
• Her mind was a fortress, protecting her from negative thoughts.

noun a small fort or outwork for defense

• The soldiers retreated to their redoubt to defend against the enemy's attack.
• Let's hide out in the redoubt until the coast is clear.
• We found a sweet redoubt to crash at for the weekend.
• Her unwavering faith was her redoubt in times of trouble.

verb to fortify or protect with an abatis, which is a defensive obstacle formed by felled trees with sharpened branches facing the enemy

• The fort was abatised with sharp stakes to deter any potential intruders.
• The property was abatised to keep out unwanted visitors.
• We abatised the area to make sure no one could sneak in.
• She abatised her emotions, keeping them hidden from others.