Dead"li*ness, n. The quality of being deadly.
Dead"lock` (?), n. 1. A lock which is not self-latching, but requires a key to throw the bolt forward.
2. A counteraction of things, which produces an entire stoppage; a complete obstruction of action.
Things are at a deadlock.
London Times.
The Board is much more likely to be at a deadlock of two to two.
The Century.
Dead"ly (?), a. 1. Capable of causing death; mortal; fatal; destructive; certain or likely to cause death; as, a deadly blow or wound.
2. Aiming or willing to destroy; implacable; desperately hostile; flagitious; as, deadly enemies.
Thy assailant is quick, skillful, and deadly.
Shak.