have a hand in
From LSJ
λύπης ἰατρός ἐστιν ὁ χρηστὸς φίλος → a true friend is grief's physician, a worthy friend is a physician to your pain
English > Greek (Woodhouse Extra)
μετέχειν, μεταλαμβάνειν, κοινοῦσθαι, συμμετέχειν, συμμετίσχειν, συμπράσσειν, συμφυτεύειν
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