It continued to work its way through his system, slowly killing him.

There were times when Phyllis thought it was slowly killing him.

Someone is slowly killing the students one by one, but who are they?

A medical practice that I seem to be slowly killing.

"One more man to volunteer for these devils to kill slowly!"

Finally free of the secrets that had been slowly killing them.

The fact remains, though, that these young men are slowly killing themselves for our entertainment.

On the other hand, the extra weight of the armor was slowly killing him in the heat.

Amazing, considering that living with her these past three weeks was slowly killing him.

It seems that someone is slowly killing all the surviving members of the special forces team.