9 strokes
浄化
jōka
purification; cleansing
清浄
seijō
cleanliness; purity
浄水
jōsui
clean water; water purification
Study kanji on LenGaki

Get the Android app
The app adds offline study, home-screen widgets, stroke-order tracing, speaking practice with pronunciation scoring, and an AI tutor that answers questions in context — none of which fits in a browser tab.