διεγγυ-άω · diengy-aō — LSJ
I give bail to produce, to take bail for, to be bailed, bailed
give bail to produce, σώματα D.H. 7.12:—Med., to take bail for, κατεγγυῶντος (v.l. δι-) Μενεξένου τὸν παῖδα, Πασίων αὐτὸν ἑπτὰ ταλάντων διεγγυήσατο Isoc. 17.14, cf. Plu. Caes. 11:—Pass., to be bailed by any one, ὀκτακοσίων ταλάντων τοῖς προξένοις διηγγυημένοι bailed by their Proxeni for eight hundred talents, Th. 3.70.
2 give security
give security, SIG 976.49 (Samos, ii B. C.).
II take pledges, distrain
take pledges, distrain, ib. 629.20 (ii B. C.).
III mortgage
abs., mortgage oneʼs property, LXX Ne. 5.3.