suspender
/suspenˈdeɾ/ · B1 · verb
to flunk, to fail to pass an exam or class
📝 suspender = suspend; in Spain a failed exam is left hanging until the retake
From Latin suspendere, sub (under) + pendere (to hang), the same root as pendant and pending. In Spain, suspender un examen means to fail it: the grade stays unresolved until you retake it. The opposite is aprobar, to pass.