In dieser Kultur wird das Rauchen verpönt.

In this culture, smoking is frowned upon.

In manchen Kreisen wird Rauchen streng verpönt.

In some circles, smoking is strictly frowned upon.

Früher war es verpönt, ohne Hut das Haus zu verlassen.

In the past, it was considered socially unacceptable to leave the house without a hat.