εὐστροφία, ἡ,
suppleness, versatility, ἔν τινι [[ 3rd c.BC: Chrysippus Stoicus 3.178, compare 3rd c.AD: Porphyrius Tyrius Philosophus “de Abstinentia - Porphyrii Opuscula” 3.23; τὸ μετ᾽ εὐστροφίας ὀξὺ πρὸς τὰς ἀπαντήσεις 1st-2nd c.AD: Plutarchus Biographus et Philosophus 2.510f, compare 975a, LXX.Pro.14.35. ] LXX+3rd c.BC+]