Plainly
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negligence
nounmeaning in plain English
Not taking enough care to do something properly, so it leads to mistakes or harm.
for example
The company was sued for negligence after leaving a wet floor sign off for hours and someone slipped.
Imagine leaving your kid alone in a bathtub with the water running. You’re not watching, you forget to turn it off, and the floor floods. That’s negligence—when you don’t pay attention to what matters and something bad happens because of it.