擦

Kanji: 擦
Level: N2
Meaning: rub, chafe
On'yomi: サツ
Kun'yomi: す.る, こす.る
Strokes: 17
Common compounds: 摩擦(まさつ, friction) 擦る(こする, to rub)
Memory hook: Hand (扌) rubbing over an intersection (祭) of surfaces.