βοηθός

ον, όν, Subst.
A. hasting to the cry for help or the call to arms, Il. 13.477; β. ἅρμα a chariot hasting to the battle, 17.481.
II. aiding, helping, Pi. N. 7.33, B. Fr. 34:—Subst., helper, prob. Id. 12.103, Theoc. 22.23, Call. Del. 27:—in Prose βοηθός, όν, assisting, auxiliary, νῆες Th. 1.45: c. dat., ὁ τοῖς νόμοις β. Lys. Fr. 53.1; freq. as Subst., assistant, Hdt. 5.77, 6.100, Antipho 1.2, Pl. R. 566b, al.; τῆς ἐπιτροπῆς BGU 1047iii 11 (ii A. D.); τοῦ στρατηγοῦ POxy. 1469.10 (iii A. D.), etc.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project