2 Old HSK word(s): 
☊分化 ** D ☊差异 ** D
Definitions from Unihan Copyright © 1991-2015 Unicode® Inc. All rights reserved.
差 to differ / different, wrong / nearly, almost / an officer
异 different, unusual, strange
Hsk Characters:
HSK -Characters and beyond:
| Gb | Big5 | Eng | Rad | Mega | Triple | Multilingual |
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Differenzierung (S) [fen1 yi4] 
分异
Differenzierung (S) [wei2 fen1] 微分
Differenzierung (S)sich spalten, sich teilen; spalten, zersetzen (V) [fen1 hua4] 分化
Preisdifferenzierung (S) [jia4 ge2 cha1 bie2] 价格差别
Preisdifferenzierung (S, Wirtsch) [jia4 ge2 qi2 shi4] 价格歧视
sozialräumliche Differenzierung (S, Geo) [she4 hui4 kong1 jian1 fen1 yi4] 社会空间分异
5.21 Verschieden Differenzierung + Differentiation + 分化 +
