It is, they said, a way of giving a lobster a painless death.
He would try to make her death painless and quick.
But somehow I think these people died a painless death.
He had intended a painless death; not being burned alive.
We owe them a decent life - and a painless death.
In my pocket I held that which would give an instant and a painless death.
Maybe why she gets a quick and relatively painless death.
Most had not been designed to bring about a quick and painless death.
When given to humans, the drug can give them a painless death in under one hour.
In other words, the book was sent to the gallows for a quick and painless death.