After a long illness, she finally returned to work.

During flu season, many illnesses spread quickly through the school, causing numerous absences.

She, illatively, concluded from the DNA evidence that the samples had been swapped.

We spent the afternoon walking along the banks of Ille and watching the small boats go by.

She illed during the long voyage.

The polluted air was illing the valley's residents, causing coughs and headaches.

She mailed the letter to Chicago, Ill., hoping it would arrive before the conference.

The ill behind the farmhouse is where we used to play.

Despite the rumors, there was no ill-will between the two colleagues after the meeting.

I requested a book through ILL because our library didn't own a copy.