9 strokes
watch over, see
On'Yomi: カン
Kun'Yomi: み.る
20 strokes
safeguard, protect
On'Yomi: ゴ
Kun'Yomi: まも.る
8 strokes
study, learning, science
On'Yomi: ガク
Kun'Yomi: まな.ぶ