Kislorodoff told me all this with a sort of exaggerated devil-may-care negligence, and as though he did me great honour by talking to me so, because it showed that he considered me the same sort of exalted Nihilistic being as himself, to whom death was a matter of no consequence whatever, either way.
There are no more uses of "negligent" in the book.
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Please forgive my negligence in not calling you sooner.
The jury found her criminally negligent in the fulfillment of her responsibilities.