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βαρβαρικόν

From LSJ

Cras amet qui numquam amavit quique amavit cras amet → May he love tomorrow who has never loved before; And may he who has loved, love tomorrow as well.

Pervigilium Veneris

Russian (Dvoretsky)

βαρβᾰρικόν: τό
1 мир варваров, т. е. не греки Thuc., преимущ. персы Xen.;
2 варварский способ: ἐς τὸ β. Luc. варварски, грубо.