murder
take/end the life of
assassinate
eliminate
terminate
dispatch
finish off
put to death
execute
slaughter
butcher
massacre
wipe out
annihilate
exterminate
mow down
shoot down
cut down
cut to pieces
bump off
polish off
do away with
do in
knock off
take out
croak
stiff
blow away
liquidate
dispose of
ice
snuff
rub out
waste
whack
smoke
neutralize
slay