θέλκτρον
From LSJ
καὶ παρὰ δύναμιν τολμηταὶ καὶ παρὰ γνώμην κινδυνευταὶ καὶ ἐν τοῖς δεινοῖς εὐέλπιδες → they are bold beyond their strength, venturesome beyond their better judgment, and sanguine in the face of dangers
English (LSJ)
τό,= θελκτήριον, S.Tr.585, prob. in A.R.1.515 (nisi leg. θελκτύν).
German (Pape)
[Seite 1193] τό, = θελκτήριον, καὶ φίλτρα Soph. Tr. 585.