untidy

Sloppy.

I have never seen such an untidy bedroom!

Disorganized.

His finances were in an untidy state when he died.

There were many wooden chairs for the bulk of his visitors, and two wicker armchairs with red cloth cushions for superior people. From the packing-cases had emerged some Indian clubs,[…], and all these articles[…] made a scattered and untidy decoration that Mrs. Clough assiduously dusted and greatly cherished.

To make untidy, to make a mess

Before she closed each drawer she rummaged her hands through the clothes, untidying them just enough to feel comfortable.