乙

On the HSK 5 vocabulary list, at CEFR level C1.

yǐ ㄧˇ

- second of the ten Heavenly Stems 十天干[shi2 tian1 gan1]
- second in order
- letter "B" or Roman "II" in list "A, B, C", or "I, II, III" etc
- second party (in legal contract, usually 乙方[yi3 fang1], as opposed to 甲方[jia3 fang1])
- ethyl
- bent
- winding
- radical in Chinese characters (Kangxi radical 5)
- ancient Chinese compass point: 105°

zhé ㄓㄜˊ

- turning stroke (in Chinese characters), aka 折[zhe2]

Sources