Wörterbuch (en): Inner bailey / Inner ward
de:
Kernburg (f) / Hauptburg (f) / Hochburg (f) / innere Burg (f)
fr:
Château central (m) / Château principal (m)
it:
Mucleo del castello (m) / Core castello (m)
es:
Castillo central (m)
The part of the castle that is particularly strongly secured by an outer stronghold, fortifications, ditches, a circular wall and other external structures and thus represents the core of a medieval fortification.