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06:48
> умный oчeнь

this is very subtle, as it's not always an a mockery. But anyway, it's unusual word order, like when Yoda speaks. It makes you suspicious that the sayer meant something else.

> cлишкoм умный

"too smart" is a bullying in any language.
on the point "3", apparently you don't know other languages well.
In English, these are well established and classified forms.
(I don't consider myself knowing English well)

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