Frequentatives and Intensives.—These are mostly poetical. -αω in στρωφάω turn constantly (στρέφω turn), τρωχάω gallop (τρέχω run), ποτάομαι, πωτάομαι, and ποτέομαι, fly about (πέτομαι fly). -στρεω in ἐλαστρέω drive (ἐλάω, ἐλαύνω). -ταω in σκιρτάω spring (σκαίρω skip). -ταζω in ἑλκυστάζω drag about (ἕλκω drag). With reduplication, often with change of the stem-vowel, in ποιπνύω puff (πνέω breathe, πνυ-), πορφῡ́ρω gleam darkly (φῡ́ρω mix), παμφαίνω shine brightly (φαίνω bring to light, make appear).