枕冷衾寒　

◎ 枕冷衾寒 zhěnlěng-qīnhán

[pillow and quilt cold with no bed-fellow] 枕头冷凉,被窝不温。形容孤眠独处的寂寞清冷

香残烛暗,枕冷衾寒。——《清平山堂话本》