康熙字典
【丑集中】【士字部】㚃 ·康熙筆画：12 ·部外筆画：9
《廣韻》《集韻》? 於云切，音氲。鬱也。壹㚃 ，氣不得伸也。一曰元氣交密。通作縕。 又《集韻》紆問切，音慍。委隕切，音惲。義? 同。
to take a hint; a group of Chinese characters the construction of which suggests the meaning, the fate; good luck or bad are in the pot; don't expose; or leak out