Uneasy

[Little_Girl]

Restless; disturbed by pain, anxiety, or the like;
disquieted; perturbed.

[Kai]

The act of being in the state of non-easiness, [ergo] [vis a vis] not in measure to conform to the [requirement] of easiness and the way of easy as told by the Grand-Master of Easiness.

[Oralee]

Causing or feeling anxiety; troubled or uncomfortable.

[Luis Fok]

To be in a slightly [irritated], [restless] or [needy] mood.

Can also be lacking something.

[Sommer]

slightly worried or uncomfortable about a particular situation: