βαρβαρικόν
From LSJ
τὰ σῦκα σῦκα, τὴν σκάφην δὲ σκάφην ὀνομάζειν → call a spade a spade | speak the truth | speak straight from the shoulder | give it straight from the shoulder | give the straight goods | not to mince matters | not to mince words | not mince words | call things by their right names | call a spade a spade and a shovel a shovel | call a shovel a shovel | call a spade a spade, not a big spoon
Russian (Dvoretsky)
βαρβᾰρικόν: τό
1) мир варваров, т. е. не греки Thuc., преимущ. персы Xen.;
2) варварский способ: ἐς τὸ β. Luc. варварски, грубо.