ἐπερείδω

to drive against, drive home , ἔγχος (Iliad by Homer); ἐπέρεισε δὲ ἶν᾽ ἀπέλεθρον put vast strength to it, (Homer):—; ἐπ. τὴν φάλαγγά τινι to bring the whole force of the phalanx against, (Plutarch):—;Mid., λαίφη προτόνοις ἐπερειδόμεναι staying their sails on ropes, (Euripides):—;Pass. to lean or bear upon , τινι (Aristophanes Comicus): absolute to resist with all one's force , (Aristophanes Comicus) (ML)