δύσφθεγκτος
From LSJ
μακάριοι οἱ πτωχοί τῷ πνεύματι ὄτι αὐτῶν ἐστὶν ἡ βασιλεία τῶν οὐρανῶν → blessed are the poor in spirit, for theirs is the kingdom of heaven (Matthew 5:3)
English (LSJ)
ον, unfit to be uttered, Poll.3.129, 5.123.
Spanish (DGE)
-ον difícil de pronunciar Poll.3.129, 5.123, 9.132.
German (Pape)
[Seite 690] schwer auszusprechen, Poll. 3, 129.