Слово "imprudence". Англо-русский словарь Мюллера

“When evening came I felt that it would be an imprudence to leave so precious a thing in the office behind me. Bankers’ safes had been forced before now, and why should not mine be? If so, how terrible would be the position in which I should find myself! I determined, therefore, that for the next few days I would always carry the case backward and forward with me, so that it might never be really out of my reach. With this intention, I called a cab and drove out to my house at Streatham, carrying the jewel with me. I did not breathe freely until I had taken it upstairs and locked it in the bureau of my dressing-room.

Imprudence or thoughtlessness in money matters would be unpardonable in me."

Miss Bingley saw all this likewise; and, in the imprudence of anger, took the first opportunity of saying, with sneering civility:

"There was just such an informality in the terms of the bequest as to give me no hope from law. A man of honour could not have doubted the intention, but Mr. Darcy chose to doubt it—or to treat it as a merely conditional recommendation, and to assert that I had forfeited all claim to it by extravagance, imprudence—in short anything or nothing.