Forebuilding

Forebuilding - An extension to the keep, guarding it's entrance.
Fosse - Ditch.
Freestone - High quality sand- or lime-stone.

Forebuilding: a projection in front of a keep or donjon, containing the stairs to the main entrance
Garderobe: latrine
Gate House: the complex of towers, bridges, and barriers built to protect each entrance through a castle or town wall ...

Forebuilding
structure on the outside wall of a great tower or keep, protecting the entrance and all, or part, of the approaching staircase. Some forebuildings contained chambers and chapels over the stairs
Fort ...

Forebuilding: (1) A subsidiary tower projecting in front of a castles main entrance. See barbican, gatehouse, small keep. (2) A small tower which covered the first floor entrance of a keep. See small keep.

Forebuilding: A projection in front of a keep or donjon, containing and guarding the stairs to the main entrance. Fortress church: A church built so that it might be used for defensive purposes. Footings: Bottom part of wall. Fosse: Ditch.

See also: Latrine, Murder hole, Turret, Tower, Bracket