DictionarywarderGuard or keeper
noun

warder

WOR-der/ˈwɔːrdər/

A person responsible for guarding people or property.

The warder stands beside the locked cell door with a ring of keys.

A young adult Latina prison guard stands watch beside a locked barred cell door, holding a small ring of keys.
Etymology

Wardere meant a guardian or keeper, and early English warder described someone guarding an entrance. The prison sense specializes this general guarding role to the custody of prisoners.

In context

Queensland State Archives3:47
The warder who escorted Archer from the island reported at the court hearing that Archer expressed remorse. He was locked up at Brisbane prison awaiting the trial
Murder of a Warder - William Archer & Henry Dodd (Birdcage of the Bay: St Helena Island Prison)

More examples

  • Two warders escort the prisoners across the yard.
  • A warder patrols the castle grounds at night.
  • The warder keeps the keys to the locked storeroom.

Forms

warder · warders

Similar words

guard
The more common term for someone protecting people or property.
keeper
Emphasizes ongoing care and responsibility rather than security alone.