10 strokes
exam, school, printing, proof, correction
On'Yomi: コウ, キョウ
Kun'Yomi:
8 strokes
study, learning, science
On'Yomi: ガク
Kun'Yomi: まな.ぶ
22 strokes
deafness, deaf person, deafen
On'Yomi: ロウ
Kun'Yomi: ろう.する, つんぼ, みみしい