κακοτράχηλος
From LSJ
ἔκστασίς τίς ἐστιν ἐν τῇ γενέσει τὸ παρὰ φύσιν τοῦ κατὰ φύσιν → what is contrary to nature is any developmental aberration from what is in accord with nature (Aristotle, On the Heavens 286a19)
English (LSJ)
[τρᾰ], ον,
A gloss on ἀτράχηλος, Apollon.Lex.s.v. ἀ.
German (Pape)
[Seite 1304] mit schlechtem Halse, Apoll. L. H. init.