A.boil over, Id.GA753a33, Pr.936a37, PHolm.18.23: metaph., “ἁνὴρ παφλάζει . . ὑπερζέων” Ar.Eq.920 (lyr.); “τὰ παιδία ὑ. τῷ πάθει” Arist.Pr.861b8; of anger, Eun.Hist.p.240 D.; “φύσιν . . ἐν αὑτῇ οἷον ὑπερζέουσαν ζωῇ” Plot.6.5.12.
2. ferment thoroughly, Dsc.5.7, Herod.Med. ap. Aët.9.2.