προςκρούω

A. knock against, τὴν κεφαλὴν παρά τι Ant.Lib. 8.7.

II. intr., strike against, collide with, πυρί Pl. Ti. 43c, cf. Epicur. Ep. 2p.38U., Nat. 2.3; πρός τι Zen. 3.29: abs., stumble, fall, D. 18.254: metaph. of failure or defeat, μικρὰ προσκρούσας Plu. Sull. 11, cf. Luc. 17.

III. metaph., have a collision with another, give offence, τὸ π. καὶ φιλονικεῖν περί τινος D. 5.25, cf. 21.61: c. acc. cogn., ἂ προσέκρουον Id. 19.205; π. τισί Plu. Them. 20, Fab. 26, POxy. 531.10 (ii A.D.).

2. take offence at, be angry with, τινι D. 24.6; ἀλλήλοις Din. 1.99, Arist. Pol. 1263a18; προσκρούσας τι τούτῳ Aeschin. 1.110, cf. D. 33.7; φιλοσοφίᾳ Plu. Cat.Ma. 23: abs., Pl. Phd. 89e; τῶν φίλων οἱ προσκεκρουκότες Arist. EN 1166a6.