Is there a compound adjective such as wide eyed?

Yes, "wide-eyed" is a compound adjective. It's formed by combining two words ("wide" and "eyed") with a hyphen.

Here are some other examples of compound adjectives:

* well-behaved

* long-lasting

* heart-breaking

* user-friendly

* light-hearted

Remember that compound adjectives are often used to describe a noun in more detail, adding a specific quality or characteristic.