illustramentum
From LSJ
Εὐκαταφρόνητός ἐστι σιγηρὸς τρόπος → A way of life disposed to silence is contemptible → Taciturna facile ingenia contemni solent → Gemein ist ein Charakter, über den man schweigt
Latin > English (Lewis & Short)
illustrāmentum: (inl-), i, n. illustro,
I an embellishment, ornament of speech: pronuntiationis, Quint. 11, 3, 149.