• 乱暴らんぼう — violence / recklessness
• 暴力ぼうりょく — physical violence
• 暴走ぼうそう — rampage / reckless driving
• 暴露ばくろ — exposure / revelation
• 横暴おうぼう — tyranny / abuse of power
• 乱暴者らんぼうもの — violent person
• 暴風ぼうふう — storm / violent wind
• 暴君ぼうくん — tyrant

暴 combines the 日 (sun) radical with 共 (together) and 水 (water, here altered), suggesting intense heat or power bursting out. It originally conveyed ideas of forceful revelation or raw exposure. Over time, its meanings expanded to include wildness, rage, and aggression.

乱暴らんぼうな 行動こうどうは 許ゆるされません。
Violent behavior is not tolerated.

秘密ひみつが 暴あばかれた。
The secret was exposed.