捣乱

捣乱	dǎo luàn	to disturb / to look for trouble / to stir up a row / to bother sb intentionally
捣	dǎo	to pound / to beat / to hull / to attack / to disturb / to stir
乱	luàn	in confusion or disorder / in a confused state of mind / disorder / upheaval / riot / illicit sexual relations / to throw into disorder / to mix up / indiscriminate / random / arbitrary