Bharatpur.
The portcullis.
If it drops it is called a portcullis.
Other names for an entrance gate are: access gate entry gate
Entrance gate
The homophone for a manner of walking is "gate" and for an entrance is "gate" as well.
The heavy iron gate on a barbican wall is typically called a portcullis. It is a defensive feature designed to block entry and protect the entrance.
gait, gate
outdoor main gate entrance height
Gait and gate.
a manner of walking = gait an entrance = gate
a manner of walking = gait an entrance = gate
a manner of walking = gait an entrance = gate