φύλακτρον
From LSJ
τὸ πολὺ τοῦ βίου ἐν δικαστηρίοις φεύγων τε καὶ διώκων κατατρίβομαι → waste the greater part of one's life in courts either as plaintiff or defendant
English (LSJ)
τό, = φυλακιτικόν (police tax), POxy.502.43 (ii A. D.), PGoodsp.Cair.10.10 (ii A. D.).