τραχύστομος
From LSJ
ἀλλήλων τὰ βάρη βαστάζετε, καὶ οὕτως ἀναπληρώσετε τὸν νόμον τοῦ Χριστοῦ → bear each other's burdens, and in that way fulfill the anointed King's Law (Galatians 6:2)
English (LSJ)
ον,
A of rough speech or pronunciation, Str.14.2.28, where he couples it with παχύστομος, and in the same paragraph he writes παχυστομέω (τραχυστομέω cod. E, and so it is cited in Eust.367.29), παχυστομία.