χειμερινή

From LSJ

εἰ δὲ τύχῃ τις ἔρδων, μελίφρον' αἰτίαν ῥοαῖσι Μοισᾶν ἐνέβαλε → if someone is successful in his deeds, he casts a cause for sweet thoughts into the streams of the Muses

Source

Russian (Dvoretsky)

χειμερινή: ἡ (sc. ὥρη) зимняя пора, зима Her.