Casemated is often used to describe a structure that is fortified or fortified with embrasures or ports to defend against attack. Some synonyms for this word include fortified, bastioned, defended, garrisoned, and entrenched. Other common synonyms include embattled, barricaded, walled, and strengthened. These words are often used to describe a building or structure that has been fortified against attack, whether through physical barriers or defensive measures. Casemated is a common word used in military contexts, but it can also be used to describe other kinds of structures, such as castles, towers, and other fortifications. Overall, there are many synonyms for casemated that can be used to convey the idea of a fortified structure.