For someone then to ignore or overlook a bit of trail advice might cost dearly, perhaps even a life.

Hopefully you don't make too many mistakes, because that can cost dearly.

Progress with the hacker had cost dearly on the home front.

They'd cost dearly, but they were an essential part of the home she was trying to create.

The issue is power, and the conflict has cost dearly.

If there was an attempt made on Rix, his life would cost dearly.

A gamble that could have cost the club dearly.

She sobered, for that moment of relief had cost six people dearly.

This failure dearly cost the health and lives of our nation's heroes.

But analysts agreed the lengthy court battle had cost the company dearly.