Kiki didn't knock the door down as he could, instead beating loudly enough for the sound to drift down the road.
A knock at the door disrupted his burgeoning lust for blood.
There was a soft knock at the door.
I'd better get cracking on that, knock on doors or something.
Surely she could punch him hard enough to knock him out.
That was when some inconsiderate soul decided to knock on their door.
A knock at the door distracted his response, which wouldn.t bode well for either of them.
A knock at the door prevented her response.
A light knock at his door distracted him from both painful thoughts.
For decades, teams of three hardy fools had tried to knock each other senseless with high pressure fire hoses, while the spectators tried to escape the cross fire.