Lust smiled watching Glutt eat, "It was a good thought. He pisses me off again and I'll hand you the match." sure she was closest with Greed, but sometimes he needed to be taught a lesson.
Lust didn't want to get her hands dirty and she'd blame it on the after effects of Sloth for being lazy, that sounded believable. She leaned forward and said, "Gimme some." and opened her mouth to be fed. She took care of her boys but she liked to be pampered too.