fretwork
US /ˈfret.wɝːk/
UK /ˈfret.wɝːk/

1.
calado, celosía, trabajo de calado
ornamental work of a geometric pattern, typically carved in wood or made of strips of wood or other material, used to adorn furniture and other objects.
:
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The antique cabinet was adorned with intricate fretwork.
El gabinete antiguo estaba adornado con intrincado calado.
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The delicate fretwork on the screen added an elegant touch to the room.
El delicado calado en la pantalla añadió un toque elegante a la habitación.