落差
らくさ
- difference in elevation (between two points in a body of water); head; drop (e.g. of a waterfall); fall distance n
- difference; gap n
Kanji
落
ラク
お.ちる • お.ち • お.とす
fall; drop; come down; village; hamlet
差
サ
さ.す • さ.し
distinction; difference; variation; discrepancy; margin; balance