The state or character of being heedless; inattention; carelessness; thoughtlessness.(noun)
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Use "heedlessness" in a sentence
"I found myself rooting for Tamara to reconnect in the deepest way with handsome Andy, her childhood friend — Luke Evans makes him a son of the soil who would have had Hardy's vote — and I was shocked by her home-wrecking exploits with a fatuous scrivener, though her heedlessness is exactly the point."
"Shes not entirely careless about her physical well being, but the doughnuts represent a certain heedlessness in her desire to appease her appetites."
"This is the true philosophy of most of what is called heedlessness in children, and for which, poor things, they receive so many harsh reprimands and so much punishment."