- castle
- fort
- fortified encampment
- fortress
- station
Synonyms for castrum
- arcis – citadel, donjon, fortress, keep, stronghold
- arx – citadel, donjon, fortress, keep, stronghold, town
- castellum – castle, citadel, fort, fortress, refuge, shelter
- constituo – appoint, cause to stand, decide, establish, found, place, post, set, set up, settle, station, to arrange, to establish, to fix, to set up
- moenia – castle, city, dwelling, fortifications of a city, fortress, mansion, ramparts, walled town, walls
- pono – place, post, put, set, station, to lay
- positum – place, post, put, set, station, to lay
- posui – place, post, put, set, station, to lay
- pugnaculum – fortress
Similar to castrum
- castanea – a chestnut or chestnut
- cassida – a metal helmet
- cassis – a metal helmet
- casses – a net, snare, spider's web, trap
- castor – beaver
- castellum – castle, citadel, fort, fortress, refuge, shelter
- castro – castrate, emasculate, enervate, unman, weaken