dead A2

/dɛd/ No longer alive.

deadliness C2+

/ˈdɛdlinəs/ the quality of being capable of causing death

deadlock C2+

/ˈdɛdˌlɑk/ a situation in which no progress can be made; a standstill

undead C2+

/ʌnˈdɛd/ dead yet still animate, as a zombie or vampire in fiction