Possible Clues:

• Protective cover left in sink you returned
• Batted body part
• Open's one's eyes perhaps to me, say, on cover
• Egyptian leader distributed yield from pupil's cover
• Blinking cover
• Priest accesses stain, lifting cover of organ
• It closes at night
• There may be a shadow on it
• One's not batted without trepidation as English yield in collapse
• Lashes grow from it