προσκύσας
From LSJ
πολλὰ μεταξὺ πέλει κύλικος καὶ χείλεος ἄκρου → there is many a slip twixt cup and lip, there's many a slip twixt cup and lip, there's many a slip 'twixt cup and lip, there's many a slip twixt the cup and the lip, there's many a slip 'twixt the cup and the lip
English (LSJ)
πρόσκῠσον, aor. 1 part. and imper. of προσκυνέω.
Greek (Liddell-Scott)
προσκύσας: πρόσκῠσον, ἀόρ. α΄ μετοχ. καὶ προστακτ. τοῦ προσκυνέω.
Dutch (Woordenboekgrieks.nl)
προσκύσας ptc. aor. act. van προσκυνέω.