He felt as though he'd been pounded hard by something.

I pounded hard, and with the third deep thud the door swung open.

She pounded hard, then didn't bother with a fourth knock.

Sometimes his voice shook when his heart was pounding hard like this.

Then she lifted her left foot and pounded hard on the man's instep.

Frustrated, he pounded harder on the door, which swung open of its own accord.

Ryan's heart pounded harder, and he tensed himself, ready to run if the man came any closer.

My voice sounded all right - so far, anyway - but my heart was pounding hard.

Her heart was pounding hard, but she still didn't know what she was going to do.

They were pounding harder on my door now.