General intensity:
* To the nth degree: This emphasizes the extreme level of something.
* Over the moon: Expresses intense happiness or excitement.
* Out of this world: Used to describe something exceptionally good or amazing.
* Off the charts: Indicates that something is exceptionally high or beyond normal levels.
* Beyond compare: Means something is unmatched in quality or excellence.
* In spades: Implies a large amount or degree of something.
* Head over heels: Describes someone being deeply in love or infatuated.
Negative intensity:
* Beyond a shadow of a doubt: Used to express absolute certainty.
* Worse for wear: Indicates someone or something is in a bad condition.
* In a tight spot: Means someone is in a difficult situation.
Other:
* To the max: Means to the greatest extent possible.
* A cut above: Indicates something is superior or of better quality.
* A notch above: Similar to "a cut above," suggesting something is slightly better.
* Out of sight: Used to describe something exceptionally good or impressive.
The best phrase to use will depend on the specific context and the nuance you want to convey.