σμηκτρίς
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)
ίδος, ἡ, γῆ a kind of A fuller's earth, Eup.380, Nicoch.4, Cephisod.6, Hp.Mul.2.189, Fist.3.
German (Pape)
[Seite 910] ἡ, γῆ, eine Walkerde, Zeug damit zu reinigen, Poll. 7, 40, auch σμηκτίς. Vgl. Lob. Phryn. 253.
Dutch (Woordenboekgrieks.nl)
σμηκτρίς -ίδος [σμήχω] reinigend.