足以 (zú yǐ) means “sufficient to...; so much so that; so that”. It is an HSK 6 Chinese word in the HSK 3.0 vocabulary.
Practice each character:
这个证据足以说明问题。
Zhège zhèngjù zúyǐ shuōmíng wèntí.
This evidence is sufficient to explain the issue.
Updated: 2026-05-27