προφθάνειν
From LSJ
μηδ' εἰς ὀρχηστρίδος εἰσᾴττειν, ἵνα μὴ πρὸς ταῦτα κεχηνὼς μήλῳ βληθεὶς ὑπὸ πορνιδίου τῆς εὐκλείας ἀποθραυσθῇς → and not to dart into the house of a dancing-woman, lest, while gaping after these things, being struck with an apple by a wanton, you should be damaged in your reputation
Greek > English (Woodhouse Verbs Reversed)
(see also: προφθάνω) anticipate, be ahead of, be first, get a start, get ahead of, get in front of, get the start of, steal a march on
Lexicon Thucydideum
antevertere, to outstrip, surpass, 3.69.2. 7.73.1, 7.73.3, 8.51.1.