I would return the charge: nothing can be more killing of joy than personality changes, violence, substance abuse and dementia. (newscientist.com)
While many shelters still practice euthanasia for dogs and cats that have been living at the facility for a length of time, more and more no kill shelters are becoming available. (fourleggedguru.com)
The first is all about making sure your team gets more kills than your opponent's team. (mmogames.com)