drastically

To a drastic degree.

drastically reduced prices

This recession has been drastically different.

In a drastic manner.

Lisa always wore shorts and a T-shirt, which clashed drastically with her brother's thick winter coat.

It explains why a Democratic Congress foisted Prohibition on the country and a Republican Congress drastically legislated to enforce it, when ordinarily the two parties are only too anxious for any political stick to beat each other with.