Here are some other ways to describe someone who is temperamental:
* Moody
* Volatile
* Unstable
* Hot-headed
* Impulsive
The word "temperamental" can have slightly different connotations depending on the context. It can be used in a negative way to describe someone who is difficult to deal with or who is prone to outbursts of anger. However, it can also be used in a positive way to describe someone who is passionate and expressive.
For example, you might say:
* "He's such a temperamental artist, he's always throwing tantrums when things don't go his way." (Negative connotation)
* "She's a very temperamental performer, but her passion really shines through." (Positive connotation)
It's important to note that the word "temperamental" is often used as a generalized descriptor. It's not a diagnosis or a definitive label for someone's personality.