τοπάζιον
From LSJ
τίς ἐς σὸν κρᾶτ' ἐπύκτευσεν → who hit you with the fist on the head, who has been pummeling your head
German (Pape)
[Seite 1129] τό, = Folgdm, D. Sic. 3, 39.
English (Strong)
neuter of a presumed derivative (alternately) of topazos (a "topaz"; of uncertain origin); a gem, probably the chrysolite: topaz.