They did away with the bad habit.

He tried to wean his son from his bad habit.

There must be equal pay for equal work, and where this is not the case, the abuse must be resisted at all costs.

You must rid yourself of bad habits.

Bad habits are easy to get into.

It is not easy to get rid of a bad habit.

It's easy to fall into bad habits.

Such a bad custom should be done away with.

Such a bad custom should be done away with.

We have to do away with such a bad custom.

We must do away with such bad customs.

This bad practice will gradually die out.

Once you start smoking, it is difficult to get rid of that bad habit.