καταλλ-άσσω · katall-assō — LSJ
change money, Plu. Arat. 18, etc. (also in Med., D. 19.114:—Pass., Matreas ap. Ath. 1.19b, with a play on signf. II); change or give away, τὴν χάριν τῶν νόμων for the laws, Din. 3.21 (s. v. l.); καταλλάσσειν τὸν βίον to leave life, Ael. VH 5.2.
abs., transgress, contravene regulations, IG 5(2).3.2 (Tegea).
Med., exchange one thing for another, ἡδονὰς πρὸς ἡδονάς Pl. Phd. 69a; ἀντί τινος πάντα ibid., cf. Phld. Vit.Herc. 1457.10; βίον πρὸς μικρὰ κέρδη Arist. EN 1117b20; τι ἐπʼ ἀργυρίῳ Hdn. 2.13.6: abs., exchange prisoners, D.C. Fr. 57.36.
change a person from enmity to friendship, reconcile, σφέας Hdt. 5.29, cf. 95, 6.108; κ. τινὰς πρὸς ἀλλήλους Arist. Oec. 1348b9; θεὸς κόσμον κ. ἑαυτῷ 2 Ep.Cor. 5.19:—Med., καταλλάσσεσθαι τὴν ἔχθρην τινί to make up oneʼs enmity with any one, Hdt. 1.61, cf. 7.145:—Pass., esp. in aor. κατηλλάχθην or κατηλλάγην (former preferred by Trag., latter in Prose), to become reconciled, τινι E. IA 1157, X. An. 1.6.1, etc.; πρὸς ἀλλήλους Th. 4.59; θεοῖσιν ὡς καταλλαχθῇ χόλου that he may be reconciled to them
Pass., of an offence, to be atoned for, φόνον ἐπιγαμίαις μὴ καταλλάσσεσθαι μηδὲ χρήμασιν OGI 218.105 (Ilium, iii B. C.).