A phrase combining super and decent used to express something or someone(only when the person using the word can precisely illustrate the overwhelming presence of such a word)that enables a person to express extreme joy or excitedness.

Kick-ass

Better than super and more than decent

A step above all levels which describe something thats fucking awesome.

when you've done something so cringe you can't stop replaying it in your head and it stops you from getting on with your every day life