Old English deaþlic "mortal, subject to death" (a sense now obsolete); see death + -ly (1). Meaning "deadly" (of poison, sin, etc.) is from c. 1200; that of "death-like, characteristic of death, resembling death" is from c. 1200, originally of complexion. Compare deadly. Related: Deadliness.
he was deathly pale
the night was deathly cold
as a child, I was deathly afraid of snakes
a deathly pallor
deasil
death
death camp
death-bed
deathless
deathly
death-rattle
death-trap
death-warrant
death-watch
death-wish
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