There are two ways to edit these types of scenes.
1) If the situation is serious, please use 'Wildwords.' However, give the text 'power' by using italic, bold, or both.
Look at the examples below.
2) If the situation is more humoristic-like, use a different font.
There are all kinds of fonts you can use for this. Choose something you like and make sure it's readable.
Here are a few examples.
Just like narration fonts, you most likely need to change the leading for the excited font too.
Don't forget to use the value for it throughout the entire chapter!