ὑπεξαιρ-έω · hypexair-eō — LSJ
take away from below or gradually, αἷμʼ ὑ. τῶν κτανόντων drain away their blood, S. El. 1420 (lyr.); ἀντλεῖν καὶ ὑ. τὴν θάλατταν Plu. Sanit. 2.127c: Medic., βραχύ τι προστίθει ἢ ὑπεξαίρει take away (from the dose), Alex.Trall. Febr. 7.
make away with, destroy secretly or gradually, τινας Pl. R. 567b; ὄλβον δωμάτων -ελών E. Hipp. 633; ὑ. τινὶ τὰ δεινά set him quit of all danger, Th. 4.83; κεἰ μὲν φοβεῖται τοὐπίκλημʼ ὑπεξελεῖν (-ελὼν codd.), αὐτὸς καθʼ αὑτοῦ [σημαινέτω] and even if he fears [thus] to do away with the accusation, let him give evidence himself against himself, S. OT 227 (other explanations are given in Jebbʼs commentary):— Pass., to be made away with, ἐπιτήδειοι ὑπεξαιρεθῆναι Th. 8.70; τούτων ὑπεξαραιρημένων these
Med., take out privily for oneself, steal away, ὑπὲκ μήλων αἱρεύμενοι (sc. ἄρνας, ἐρίφους) Il. 16.353; steal, τὴν τιμὴν τοῦ σίτου Ph. 2.71.
remove for oneʼs own advantage, γεωργὸς . . τὴν ἀλλοτρίαν ὑπεξελόμενος ὕλην τότε σπείρει Sor. 1.40.
put aside, except, exclude, τὴν πρώτην ἡμέραν Ph. 1.3; κατηγορήσειν ἕνα . . ὑπεξελόμενος διʼ οἰκειότητα Plu. Cat.Mi. 21; τὰ δόγματα Arr. Epict. 4.7.35; exempt, τινὰ τῆς ὕβρεως Ph. 2.328; οὐδεμίαν ὑ. πρόφασιν making no exception, Theopomp. Hist. 118: hence in Rhet., Alex. Fig. 1.7 (and in Act., Zonae. Fig. 5p.162S.).
remove, Pl. Tht. 151c; τὸ ἄλγημα Sch. Epicur. Sent. 29:—Pass., Diog.Oen. 29.
reserve, put aside in safety, ἰδίων τι κτημάτων D. 19.78:—Pass., χῶραι ὑπεξειρημέναι (sic) reserved, IG 7.413.20, al. (Oropus, i B.C.); to be excluded, excepted, Gal. 16.528, PLond. 5.1708.159 (vi A. D.).