ἀντίφραγμα
From LSJ
ἡμῶν δ' ὅσα καὶ τὰ σώματ' ἐστὶ τὸν ἀριθμὸν καθ' ἑνός, τοσούτους ἔστι καὶ τρόπους ἰδεῖν → whatever number of persons there are, the same will be found the number of minds and of characters
English (LSJ)
ατος, τό,
A counter-fence, bulwark, πρός τι Plu.2.558d.
German (Pape)
[Seite 263] τό, Gegenbollwerk, Plut. S. N. V. 18.