火 On the HSK 3 vocabulary list, at CEFR level B1. huǒ ㄏㄨㄛˇ fire urgent ammunition fiery or flaming internal heat (Chinese medicine) hot (popular) classifier for military units (old) Kangxi radical 86 Where 火 is used Example sentences and grammar articles using 火 Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0 国际中文教育中文水平等级标准, 中华人民共和国教育部, MIT