mix-up
/ˈmɪksʌp/noun
1- informal a confusion of one thing with another, or a misunderstanding or mistake that results in confusion〈非正式〉混乱, 杂乱; 误解; 错误：
there's been a mix-up over the tickets.
这些票弄乱了。
1.1
- a combination of different things, especially one whose effect is inharmonious（尤指不协调的）混合物; 混合体：
a ghastly mix-up of furniture styles.
不同风格家具的拙劣混合。