> Use of Kindle Content. [...]. Kindle Content is licensed, not sold, to you by the Content Provider. The Content Provider may include additional terms for use within its Kindle Content. Those terms will also apply, but this Agreement will govern in the event of a conflict. Some Kindle Content, such as interactive or highly formatted content, may not be available to you on all Kindle Applications.
> [...]
> Termination. Your rights under this Agreement will automatically terminate if you fail to comply with any term of this Agreement. [...].
> [...]
> Termination. Your rights under this Agreement will automatically terminate if you fail to comply with any term of this Agreement. [...].
https://www.amazon.com/gp/help/customer/display.html/ref=hp_...
So you may get in trouble if you're caught doing stupid things, yes. Will they bother though? Unlikely.