II. join or assist in compelling, ἡ Χρεία ς. Arist. Pol.1256b7; “ς. τινὰ ποιεῖν τι” D.58.7, Prooem.10, cf. PCair.Zen.149 (iii B.C.), PPetr.3p.69 (iii B.C.):—Pass., to be compelled at the same time, c.inf., X.Hier.3.9, D.26.10, Arist.Ath.40.1.
III. achieve by force also, Isoc.4.89:—Pass., ὅρκοι συνηναγκασμένοι extorted (“κατην-” Stob., prob. rightly), E.IA395 (troch.).