παγκρᾰτ-ιάζω · pankrat-iazō — LSJ
perform the exercises of the παγκράτιον, sway oneʼs arms about like a gymnast
perform the exercises of the παγκράτιον, Isoc. 15.252, Pl. Grg. 456d, Chrm. 159c, etc.: c. acc. cogn., πάντας ἐπαγκρατίασε τοὺς κλήρους SIG 1073.28 (Olympia, ii A. D.): metaph., of gesticulation, sway oneʼs arms about like a gymnast, ἐν τῇ ἐκκλησίᾳ Aeschin. 1.26, cf. 33.