The mentally ill woman was treated with dignity and given access to proper therapy.

Though he tried to justify his actions, everyone agreed that he did ill to his neighbors.

When he does ill to others, he undermines his own reputation.

She regretted doing ill in her youth and sought to make amends.

The ill-humoured barista handed me my coffee without a word.

The inverse problem is ill-posed, so small measurement errors can produce large solution variations.

The company's ill-received proposal led to protests from the community.

The ill off farmer could not afford to buy new tools.

Her ill-founded assumptions about the project's timeline created unnecessary stress for the whole team.

The ill-behaved puppy chewed the guest's slippers without apology.