Abbott-Smith Manual Greek Lexicon
βοήθεια (G996)
2 βοήθεια , -ας, ἡ (v.s. βοηθέω ), [in LXX for עֵזֶר , etc. ;] help : He 4:16 ; pl., helps, "frapping," a technical nautical term (MM, Exp. , x; DB , ext. , 367): Ac 27:17 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain