death ‧ ly /ˈdeθli/ BrE AmE adjective , adverb
[ Word Family: noun : ↑ dead , ↑ death , deadliness; adjective : ↑ dead , ↑ deadly , ↑ deathly ; adverb : ↑ deadly , ↑ deathly ; verb : ↑ deaden ]
reminding you of death or of a dead body
deathly cold/white/pale
She was deathly pale, and looked as if she might faint.
a deathly hush/silence (=complete silence)
A deathly hush fell over the room.