Μορμώ
Μορμώ, όος, contr. οῦς, also Μορμών, όνος, ἡ,
A). she-monster, bogey, dub. in in PSI 9.1090.51 + 11 (p. xii); used by nurses to frighten children, Philops. 2 : generally, bugbear, ἀπένεγκέ μου τὴν μορμόνα Ach. 582 ; οὐδὲν δεόμεθ’. . τῆς σῆς μορμόνος Pax 474 (both times of Lamachus' helmet and crest); φοβεῖσθαι τοὺς πελταστάς, ὥσπερ μορμόνας (-ῶνας codd.) παιδάρια HG 4.4.17 .
II). as an exclamation to frighten children with, boh!, μορμώ, δάκνει ἵππος ; 15.40 μορμὼ τοῦ θράσους a fig for his courage!, Eq. 693 . (Perh. cogn. with Lat. formido, where f is due to dissimilation, cf. μορφή, μύρμηξ.)