yǎn​qí​xī​gǔ

to cease hostilities

Senses

偃旗息鼓 yǎn​qí​xī​gǔ (also yǎn​qí​xí​gǔ) to cease hostilities

Literally means to lay down flags and silence the drums; used to describe a military unit hiding its tracks or, more commonly, to mean stopping a fight, ending a dispute, or ceasing all activity.

References

antonym 重振旗鼓/重振旗鼓 偃旗息鼓/偃旗息鼓
synonym 消声匿迹/消聲匿跡 偃旗息鼓/偃旗息鼓