toughen

Some campaigners argue the OSA does not go far enough, and will need to be toughened or supplemented with other restrictions, for example on mobile phone use by young people.

But those measures didn’t really toughen sentences and voters ignored them.

South Gate has more balance and was toughened up playing in the Eastern League.

Levin was one of several Democrats in swing districts who took a more vocal stance on toughening border security this year.

Before July's general election, Labour pledged to toughen existing Tory plans to abolish non-dom tax status.