It's a Chinese character radical, not a Chinese character. Generally, it is called Beijing prefix and horizontal prefix. Read tó u.

Beijing prefix words:

1, total number of strokes 3: death

2. The total number of strokes is 4: Wei, Kang, Bian and Liu.

3. Total number of strokes 5: Xuan and Shi

4, the total number of strokes 6: filling, production, hai, horizontal, and also.

5. The total number of strokes is 7: horizontal, wooden and defensive.

6, the total number of strokes 8: Yan, Xiang, Jing

7, the total number of strokes 9: bright, pro, pavilion, CuO, CuO, CuO, Yan.

Extended data:

Examples of free radicals:

0 1 painting: 买亃临.

Painting: Eight people from ten factories enter the factory, and the swords are mighty.

Painting: dry, thick, flying, working, bow, towel, mouth, horse door, female, mountain, corpse.

Picture 04: Babe has a long fight, and GeGehu, the father of Uruguayan wind, sees the weight of an ox, the dog is angry, the Japanese hand, the water tile, Wang Weiwen, the unintentional tooth, and the moon.

Painting: white melon, grain, dragon gun plate, mother eye, bird skin, original stone arrow, jade used in Tian Xuan.

Baidu encyclopedia-hey