προσωφελέω

τινας, σε
A. help, assist besides, contribute to assist, τινας Hdt. 9.68; σε PSI 4.400.5 (iii B.C.): c. dat., Hdt. 9.103, E. Alc. 41, Heracl. 330: abs., ib.34, D.H. 8.74; μέγα π. ἐς τὸ εὔσαρκον contribute to it, Hp. Art. 53:—Pass., ὁ βραχίων τι προσωφελεῖται ἐς εὐσαρκίην gains something towards it, ibid.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project