noun
negligence
NEG-lih-juns/ˈneɡlɪdʒəns/
Failure to take proper care or give needed attention.
Leaving the wet floor unguarded shows negligence.

Etymology
The underlying image is “not picking up,” which developed into disregarding something or giving it no attention. Negligence names that lack of attention where care or duty requires it.
In context
except for to prove the negligence I mean the duty the standard of care breach of and and that stuff