ὑπτι-όω · hypti-oō — LSJ
to be turned on oneʼs back, ὑπτιωθέντος [τοῦ βρέφους] Sor. 1.100, cf. 106; to be turned downside up, to be upset, ὑπτιοῦτο σκάφη νεῶν A. Pers. 418; of leaves, to be laid back, Dsc. 4.88.
of land, slope gently upwards, λόφος . . ὑπτιούμενος ἐπὶ τὴν κορυφὴν ἄκραν J. AJ 15.11.3.
metaph. of the appetite (cf. ὑπτιασμός II), to be sluggish, ὄρεξιν . . ὑπτιωμένην ἀνεγεῖραι Gal. 14.302; -οῦσθαι τὸν στόμαχον Archig. ap. Gal. 13.140, cf. Sor. 1.50.