death (n)
last (n)

Definition: the time at which life ends
Example: she stayed until his death. a struggle to the last.

death (n)
decease (n)
expiry (n)

Definition: the event of dying or departure from life
Example: her death came as a terrible shock. upon your decease the capital will pass to your grandchildren.

death (n)

Definition: the absence of life or state of being dead
Example: he seemed more content in death than he had ever been in life.

release (n)
passing (n)
loss (n)
going (n)
expiration (n)
exit (n)
departure (n)

Definition: euphemistic expressions for death
Example: thousands mourned his passing.