ὑπομειδιάω
From LSJ
κοινὸν τύχη, γνώμη δὲ τῶν κεκτημένων → good luck is anyone's, judgment belongs only to those who possess it
English (LSJ)
A smile a little or gently, Anacreont.27A.14, Phld.Vit. p.31 J., Plu.Dio20, Hld.7.10, Alciphr.3.3, etc.; ὑ. σαρδάνιον Plb.18.7.6.
German (Pape)
[Seite 1225] ein wenig od. heimlich lächeln, anfangen zu lächeln; Pol. 17, 7,6; Anacr. 27, 14; πρὸς ἐμέ Alciphr. 3, 3; Luc. rhet. praec. 22.