ripple
Review kanji at the right time with spaced repetition, remember more for longer, and track your progress.
石を投げると水面に波紋が広がった。
When I threw a stone, ripples spread across the water surface.
彼の発言は社会に大きな波紋を呼んだ。
His remark caused major repercussions in society.
小さな事件が思わぬ波紋を広げた。
A small incident created unexpected repercussions.