She always speaks ill of others.

She was speaking ill of her colleague behind her back.

She has spoken ill of her former colleague.

She spoke ill of her colleague behind her back.

The room was ill-lit, making it difficult to read.

His ill-doings have caused a lot of harm.

Her ill-humors were evident in her constant complaining.

She has faced many ill-fortunes in her life.

Foodborne illnesses can be prevented by practicing good hygiene and proper food handling.

Foodborne illness is a common problem in many countries.