危害 (wēi hài) means “to jeopardize; to harm; to endanger; harmful effect; damage”. It is an HSK 5 Chinese word in the HSK 3.0 vocabulary.
Measure word: 个
吸烟不仅危害自己的健康也影响周围人安全。
Xīyān bùjǐn wēihài zìjǐ de jiànkāng yě yǐngxiǎng zhōuwéi rén ānquán.
Smoking not only harms one's own health but also affects people around.
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