awkwardness
From LSJ
Οὐκ ἔστι σιγᾶν αἰσχρόν, ἀλλ' εἰκῆ λαλεῖν → Silere non est turpe, sed frustra loqui → nicht Schweigen schändet, sondern Schwätzen auf gut Glück
English > Greek (Woodhouse)
Clumsiness: P. and V. σκαιότης, ἡ, P. ἀγροικία, ἡ.
Boorishness: P. and V. ἀμουσία, ἡ, P. ἀπαιδευσία, ἡ.
Embarrassment: P. and V. ἀπορία, ή.