προθύειν
From LSJ
ὦ ἀδελφέ, τοῦτόν γε μήτε κακῶς ποιοίης μήτε τούτῳ τῷ τρόπῳ βλάπτοις κλέπτων τὰ χρήματα → Brother, you should neither do this man bad nor harm him in this way, i.e. by stealing his money/stuff
Greek (Liddell-Scott)
προθύειν: προκατάρχεσθαι, Δελφ. Dittenb. 1484, 12. 14.
Greek > English (Woodhouse Verbs Reversed)
(see also προθύω): sacrifice before