"Uneasy" is already a complete adjective. It's formed by adding the prefix "un-" to the adjective "easy".
If you're looking to modify "uneasy" further, you could use other words to describe the feeling, such as:
* Intensely uneasy: Emphasizes the strong degree of unease.
* Deeply uneasy: Suggests a profound or unsettling unease.
* Chronically uneasy: Indicates an ongoing or persistent state of unease.
You could also use adverbs to modify "uneasy", like "very uneasy", "extremely uneasy", or "slightly uneasy."