Answer: Non-satisfaction
Explanation: Non-satisfaction is the feeling when the satisfaction is not achieved by any event or incident. This might lead to disappointment and complains in some people. Non-satisfactory state leaves a person bothered about not gaining the aim or reaching the expectations.
The case mentioned in the question also states about the non-satisfactory result that Kristen has received because the furniture did not last as per her expectation even though it was not very expensive.