ἐχυρῆσαι

ἐχυρῆσαι· τῷ διὰ χειρὸς ὅρκῳ συνθέσθαι, καὶ κρατηθῆναι, Hsch.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project