depart
pass
go to sleep
kick
pay the debt of nature
cark it
cash in
grave
kick the bucket
pass the river
peg it
hand in one's dinner pail
pop one's clogs
querk
snuff it
expire
draw one's last breath
quell
cash in one's chips
passing
buy it
go
eat it
join the choir invisible
ob.
turn to dust
meet one's doom
drop off the hooks
go the way of all the earth
pass on
sputter out
knocking on heaven's door
celestial transfer
deathful
post obitum
return to dust
in articulo mortis
posthumously
conk out
beyond the grave
appointment in Samarra
latter end
obituary
deeeath
thanatogenetic
deathwise
thanatosis