adelantarse

infinitive of adelantar combined with se

(transitive) to bring forward, advance, to move forward (in space or time)
(transitive) to pay in advance
(transitive) to outstrip, to outrun
(intransitive) to make progress
(transitive) to overtake, to pass (to pass a more slowly moving object)
(transitive) to move up, speed up (to make something happen faster or come sooner)
(transitive) to fast forward (e.g. a film or recording)
(reflexive) to preempt
(reflexive) to anticipate, to forestall (+ a)
(reflexive) to get ahead of, to stay ahead of (+ a)
(reflexive) to jump the gun, get ahead of oneself
(reflexive) to be brought forward