不必 bù bì
“need not; does not have to; not necessarily”
adverbHSK 5 · 2021 list level 3
新HSK等级2025 HSK 3.0 syllabus level
不必 appears in the November 2025 exam syllabus in the following numbered entry. Levels refer to the listed reading and use, not every meaning.
- Entry 1043: 不必 búbì — Level 4; official annotation 4 (副). PDF page 106
Separate from the HSK 2.0 and 2021 list labels above. Compare the three lists.