Styes are eyelid maladies that are caused by bacterial infections of the eyelash follicles or oil glands. They appear as red, tender bumps at the edge of the eyelid and can be quite painful. Chalazia (8 letters) are another type of eyelid malady that are caused by blockages in the meibomian glands. They appear as small, painless bumps on the eyelid and can last for weeks or months. Blepharitis (10 letters) is an inflammation of the eyelids that is caused by bacteria, allergies, or skin conditions such as dandruff. Symptoms include redness, itching, burning, and flaking of the eyelids.