ἐφεδράζω

A. set or rest upon, τί τινι S.E. P. 2.211, Hld. 1.2.
II. support, τὴν βάσιν τοῦ πρεσβύτου Id. 7.8:—Pass., Sor. 1.70.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
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