1. There will be a radical swing to the right or the left.
2. Radical feminism is currently the fashionable topic among the chattering classes.
3. This thesis led to a radical reshaping of Labour policies.
4. He remained for some years avowedly radical in his political outlook.
5. The Conservative government will not slacken the pace of radical reform.
6. Energy policy is badly in need of radical re-examination.