casement
US /ˈkeɪ.smənt/
UK /ˈkeɪ.smənt/

1.
tingkap berengsel, tingkap bukaan sisi
a window or part of a window that opens on hinges along its side
:
•
She pushed open the wooden casement to let in the fresh air.
Dia menolak membuka tingkap berengsel kayu untuk membiarkan udara segar masuk.
•
The old house had many small casement windows.
Rumah lama itu mempunyai banyak tingkap berengsel kecil.