19 strokes
seaweed, duckweed
On'Yomi: ソウ
Kun'Yomi: も
3 strokes
soil, earth, ground, Turkey
On'Yomi: ド, ト
Kun'Yomi: つち
10 strokes
jade scepter or tablet (authority symbol)
On'Yomi: ケイ
Kun'Yomi: たま