Deadly

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.

3. Subject to death; mortal. [Obs.]

The image of a deadly man.
Wyclif (Rom. i. 23).

Deadly nightshade (Bot.), a poisonous plant; belladonna. See under Nightshade.

Dead"ly, adv. 1. In a manner resembling, or as if produced by, death. "Deadly pale." Shak.

2. In a manner to occasion death; mortally.

The groanings of a deadly wounded man.
Ezek. xxx. 24.

3. In an implacable manner; destructively.

4. Extremely. [Obs.] "Deadly weary." Orrery. "So deadly cunning a man." Arbuthnot.