постукивать

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

Source

Russian > Greek

θυροκοπέω, κρούω