verb/aɡθidenˈtaɾ/
to cause an accident; to have an accident, get into an accident, crash
“Una aeronave de la Fuerza Aérea colombiana se accidentó en el departamento de Cesar, al norte del país, con 11 militares a bordo que murieron en el accidente.” — A Colombian Air Force aircraft crashed in the Department of Cesar, in the north of the country, with 11 military personnel aboard who died in the accident.
From accidente (“accident”) + -ar.