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Dictionary definitions Norris provides include heedlessness, torpor, a non-caring state, anxiety, grief, the deadly sin of sloth, spiritual torpor and apathy, a mental syndrome, the chief features of which are listlessness, carelessness, apathy, and melancholia.— The Wine Dark Sea
The result of his heedlessness is one of the grimmest spots in English colonial history Sidenote: 1759--James Wolfe Braddock's forces were cut to pieces: very few of his stout thousand escaped to spread horror through the English colonies by the news of their misfortunes.— A History of the Four Georges, Volume II (of 4)
The great defects in his disposition were heedlessness, and an under estimate of his own power; he did not stop to think before he acted, as many more cautious dogs will do; and he forgot that his weight was so great as to spoil and crush whatever he laid himself upon.— Anecdotes of the Habits and Instinct of Animals
This mode of address answers for all the little acts of heedlessness, awkwardness, or ill-manners, so frequently occurring, with children.— A Treatise on Domestic Economy For the Use of Young Ladies at Home and at School
"You, Mr Spellman, should not have struck the boy for his heedlessness, and you, Mr Merry, should not have taken the law into your own hands.— Marmaduke Merry A Tale of Naval Adventures in Bygone Days

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