ingeniculus
From LSJ
ἄλογον δὴ τὸ μήτε μάχης ἄρξασθαι μήτε τοὺς φίλους φυλάξαι, ἐὰν ὑπό γε τῶν βαρβάρων ἀδικῆσθε → It is irrational neither to begin battle nor to guard the friends, if you are ever wronged by the foreigners
Latin > English (Lewis & Short)
in-gĕnĭcŭlus: a, um, adj. in-geniculum,
I kneeling: Ingeniculus, sc. Hercules, a constellation: in extremis partibus oritur Ingeniculus, qui a Graeeis ἐν γόνασιν dicitur, Firm. Math. 8, 17: ingenicla (by sync. for ingenicula) imago, Manil. 5, 645; v. ‡ engonasi.