Words similar to earthworks

Example sentences for: earthworks

How can you use “earthworks” in a sentence? Here are some example sentences to help you improve your vocabulary:

They replaced the old small castles on high ground protected only by wooden stockades with large central fortresses out of range behind broad moats, surrounded by solid stone ramparts and earthworks strong enough to resist cannon fire.
It is surrounded by a deep, wide, dry moat, thick walls, and fortified grass-covered earthworks.