digladior
From LSJ
εἰ γάρ κεν καὶ σμικρὸν ἐπὶ σμικρῷ καταθεῖο καὶ θαμὰ τοῦτ᾽ ἔρδοις, τάχα κεν μέγα καὶ τὸ γένοιτο → for if you add only a little to a little and do this often, soon that little will become great (Hesiod W&D, 361-362)
Latin > English (Lewis & Short)
dī-glădĭor: āri,
I v. dep. n. gladius, to fight for life and death, to contend fiercely (a Ciceron. word).
I Prop.: cives inter se sicis, Cic. Leg. 3, 9, 20.—
II Transf., to contend warmly, dispute, sc. with words: de quibus inter se digladiari solent (philosophi), Cic. Off. 1, 9, 28: cum aliquo tot voluminibus, id. Ac. Fragm. ap. Non. 65, 14; cf. coupled with depugnare, id. ib. 15: digladientur illi, per me licet, id. Tusc. 4, 21.