He is ill-behaved and always causes trouble.

The shepherd noticed that one of his sheep was suffering from thorter-ill.

His ill-directed actions led to disastrous consequences.

He ignored the ill-wishers and continued on his path to success.

The ill-willers spread rumors about her.

He was known as an ill-willer, always wishing harm upon others.

The ill-constructed building collapsed during the earthquake.

I didn't mean to do you ill.

He is doing ill by spreading false rumors.

He did ill by spreading false rumors about her.