HSK 7-9
豁
huō动
opening; stake all; sacrifice; crack; slit
席间几位老人豁拳助兴。
Xí jiān jǐ wèi lǎo rén huō quán zhù xìng.
Several elderly guests played a finger-guessing game for fun during the meal.
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Appears across levels (7-9) in the HSK 3.0 word list.