heedlessness
/ˈhidləsnəs/
noun
- The quality or state of not paying attention or being careless; lack of concern for consequences.
- The accident was a result of the driver's heedlessness.
- His heedlessness caused him to lose his keys three times in one week.
- She regretted her heedlessness when she realized she had left the oven on.
Antonyms