Extended Strong's Greek Lexicon (Abbott-Smith based)
to immobilise
Usage: ἐρείδω (chiefly in poets and late prose for ἐρυγγάνω), [in LXX for תָּמַךְ (Pro.4:4 5:5 11:16, al.), etc. ;] to prop, fix firmly: act., as mid., ἐρείσασα, of a ship driving ashore (RV, struck), Act.27:41.† (AS)