Respuesta :

I think there are a few terms that could be used:
Unattainable, overestimation, impossible.
Hopefully this helps!

Answer:

The correct answer is:  Overshoot.

Explanation:

The term overshoot refers to passing or going beyond a specific target. It is used to talk about aiming too high for a particular goal, usually, because it is irrational to achieve it or just because it is not expected to be reached by the person who is making the attempt.