On the HSK 7-9 vocabulary list, at CEFR level C2.

zhàn ㄓㄢˋ

    • to dip in (ink, sauce etc)

How 蘸 is written

    部首 radical
    a form of
    笔画 strokes
    22, with 19 after the 部首
    结构 structure
    上下结构
    偏旁 parts

    Sources