subdued

It's unlikely that only one man could have subdued three victims, so it makes sense to think of killers, not a single killer.

The coppersmith now and then gives forth his winter note—a subdued wow; this is heard chiefly at the sunset hour.

Rameses first subdued the Arabians and Libyans, and annexed them to the Egyptian monarchy.

The sound of subdued voices reached him occasionally, and once or twice he heard Yoshio speak to some passer by.

"The Mons looks like a warrior taking his rest—his last rest," says Birley, gravely, giving me a subdued nudge.

Merrymakers were quiet when in the streets and subdued even in the restaurants.