|Noah Webster's Dictionary|
1. (a.) Deadly; fatal; mortal; destructive.
2. (adv.) Deadly; as, deathly pale or sick.
Deathly (3 Occurrences)
1 Samuel 5:11 They sent therefore and gathered together all the lords of the Philistines, and they said: 'Send away the ark of the God of Israel, and let it go back to its own place, that it slay us not, and our people'; for there was a deadly discomfiture throughout all the city; the hand of God was very heavy there. (See RSV)
Jeremiah 30:6 Ask now, and see whether a man does travail with child: why do I see every man with his hands on his waist, as a woman in travail, and all faces are turned into paleness? (See NIV)
Daniel 10:8 So I was left alone, and saw this great vision, and there remained no strength in me; for my comeliness was turned in me into corruption, and I retained no strength. (See NAS NIV)