atropellamiento
run over
atropellar
to run over
+
-miento
action or result of
Atropellamiento means run over (as a noun) and can be understood as the action or result of1 (-miento1) the verb atropellar0, which means to run over0.
noun
- run overThe act of running over or hitting someone or something with a vehicleEl atropellamiento ocurrió en la intersección principal. // The hit-and-run occurred at the main intersection.