intervene
From LSJ
βορβόρῳ δ' ὕδωρ λαμπρὸν μιαίνων οὔποθ' εὑρήσεις ποτόν → once limpid waters are stained with mud, you'll never find a drink
English > Greek (Woodhouse)
verb intransitive
lie between: P. and V. ἐν μέσῳ εἶναι, μεταξὺ εἶναι.
before some disaster intervene and overwhelm us: P. πρίν τι ἀνήκεστον διὰ μέσου γενόμενον ἡμᾶς καταλαβεῖν (Thuc. 4, 20).
elapse (of time): P. διαγίγνεσθαι, ἐγγίγνεσθαι.
arbitrate: P. βραβεύειν, διαιτᾶν.
oppose: P. and V. ἀνθίστασθαι; see oppose.
oppose in words: P. and V. ἀντιλέγειν.
be an obstacle: P. and V. ἐμποδὼν εἶναι, ἐμποδὼν γίγνομαι, ἐμποδὼν γίγνεσθαι; see prevent.