Simplified:

On the HSK 1 vocabulary list, at CEFR level A1.

cóng ㄘㄨㄥˊ

    • from through via
    • to follow

      bound form

    • to obey

      bound form

    • to engage in (an activity)

      bound form

    • ever

      used before a negative

    • (Taiwan pr. [zong4]) retainer attendant

      bound form

    • (Taiwan pr. [zong4]) assistant auxiliary subordinate

      bound form

    • (Taiwan pr. [zong4]) related by common paternal grandfather or earlier ancestor

      bound form

Where 從 is used

Sources