lipocidal
Someone commited to slowly (but not knowingly) killing themselves by obesity. (Comes from Greek "lip" meaning fat)
Person 1: Have you heard of the fattest woman in the world?
Person 2: You mean Maya Rosales? Yeah, I've heard of her. She's totally lipocidal! Who would WANT to weigh that much anyways?!
Person 2: You mean Maya Rosales? Yeah, I've heard of her. She's totally lipocidal! Who would WANT to weigh that much anyways?!