γραμματική ἐστιν ἐμπειρία τῶν παρὰ ποιηταῖς τε καὶ συγγραφεῦσιν ὡς ἐπὶ τὸ πολὺ λεγομένων → grammar is a practical knowledge of the usage of poets and writers of prose
deceive: P. and V. ἀπατᾶν, ἐξαπατᾶν, παράγειν, P. παρακρούεσθαι, γοητεύειν, V. φηλοῦν.