| Uni: | 897E |
| Meaning: | cover, west |
| Pny: | yà |
| Bopo: | ㄧㄚˋ |
| Wade: | ya4 |
| Jyutping: | kaa1, aa3 |
| Yale: | ka1, a3 |
| Cn: | 西字頭/西字头 xīzìtóu |
| Onyomi: | アカ aka / エケ eke |
| Kunyomi: | おおう oou |
| Jp: | 西/にし nishi 覆冠/おおいかんむり ooikanmuri |
| Hang: | 덮을 deopeul |
| Hanja: | 아 a |
Radical 146 or radical west meaning "" or "west" is one of the 29 Kangxi radicals (214 radicals in total) composed of 6 strokes.
In the Kangxi Dictionary, there are 29 characters (out of 49,030) to be found under this radical.
, a variant form of, is the 126th indexing component in the Table of Indexing Chinese Character Components predominantly adopted by Simplified Chinese dictionaries published in mainland China, with listed as its associated indexing component.
| Strokes | Characters | |
|---|---|---|
| +0 | Component | |
| +3 | ||
| +5 | ||
| +6 | (=覆) | |
| +7 | (=) | |
| +12 | ||
| +13 | (= -> 雨) | |
| +17 | ||
| +19 | (= -> 网) |