πειθανάγκη

A. compulsion under the disguise of persuasion, force majeure, duress, Plb. 21.42.7 ; π. προσάγειν τισὶ τοῦ συγχωρεῖν Id. Fr. 194, cf. Cic. Att. 9.13.4 ; π. Θετταλική 'Hobson's choice', Zos. 1.21, cf. Jul. Or. 1.32a ; euphemism for torture or bastinado, PAmh. 2.31. 11 (ii B. C.), PTeb. 5.58 (ii B. C.).