Abbott-Smith Manual Greek Lexicon
προ-ηγέομαι (G4285)
1 προ-ηγέομαι , [in LXX: De 20:9 ( בְּרוֹשׁ ), Pr 17:14 ( לִפְנֵי ), II Mac 4:40 , al.;] to go before as leader (in cl., c. gen., dat.): Ro 12:10 (Chrys., Vg., al.; v. ICC , in l.). In a sense not elsewhere found, ἀλλήλους προηγούμενοι = ἀ. ἡγούμενοι ὑπερέχοντας : Ro 12:10 ( ICC , cf. I Th 5:13 , Phl 2:3 and EV " preferring ").†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain