unpitying

There is nothing which the world dreads so much as an unpitying truth.

And the fields around the hunting-lodge, thought I. Has our dear bower been destroyed by this unpitying storm?

She then gave one fearful glance, and discovered William, unpitying but beloved William, in every feature!

Unpitying in her stern policy, few were the occasions when, for high state reasons, she stayed her uplifted hand.

As seniors we can look down on her with a cold and unpitying eye.