ὑπερχαίρω · hyperchairō — LSJ
rejoice exceedingly at a thing, δώροις E. Med. 1165; ἐπὶ τοῖς γάμοις Plu. Suav. 2.1098b; τούτων ἀκούσας ὑπερέχηρεν ὁ Πηλεύς Procop.Gaz. l.c.: c. part., μανθάνων ὑ., ὁρῶν ὑ., X. Cyr. 1.3.3, Luc. Nec. 12: also ὑ. ὅταν . . , ὅτι . . , X. HG 4.1.10, Cyn. 4.4: abs., Hp. Morb.Sacr. 17, Plu. Ages. 33, Luc. VH 1.30.