κάστανον

From LSJ

Ὅτι οὐδὲν ἧττον τὰ αὐτὰ ποιήσουσι, κἂν σὺ διαρραγῇς → You may break your heart, but men will still go on as before

Source

German (Pape)

[Seite 1333] τό, die Kastanie, die auch Εὐβοϊκὰ κάρυα heißen, Ath. II, 54 b.