πλήθειν
From LSJ
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
Greek > English (Woodhouse Verbs Reversed)
(see also πλήθω): abound in, be crowded with, be full of, swarm with, teem with