Crudely

He crudely imitated the accent of a foreigner.

The crudely made furniture was unrefined and uncomfortable.

She crudely translated the text, resulting in a confusing and inaccurate version.

The crudely constructed birdhouse fell apart in the wind.

The builder crudely cut the wood, resulting in uneven and unstable furniture.

The criminal crudely forged the signature on the document.