"1. Stating a specific size, shape, or weight that’s less okay.
2. Acting like a food coach whenever a fat person is eating “healthy” foods
3. Talking about food in moralistic terms.
4. Casually mentioning Cheetos, donuts, bonbons, or McDonalds in relation to a fat person.
5. Acting surprised when a fat person is active.
6. Literally anything about dieting, eating less, or exercising more in the context of fatness.
7. Compulsively interjecting health into any conversation about fatness.
8. Equating fat with health.
9. Equating fat with anything other than fat.
10. Recommending weight loss as a treatment or solution to anything, even if you are a doctor.
11. Storytelling about you or your fat relative who was/is fat and unhealthy.
12. Using the words overweight, obese, morbidly obese, unless you are specifically referencing medicine and medical literature.
13. Gratuitous mentions of food, inactivity, bodily processes, etc when discussing fat people.
14. Mentioning your tax dollars when talking about size, weight, or health.
15. Refocusing a fat-related conversation on thin people.
16. Going on and on and on about your opinion.
17. Making any statements about “childhood obesity”.
18. Focusing on (usually heterosexual) attractiveness in general.
19. Suggesting that a fat person do something or not do something in order to look less fat or more flattering.
20. Referring to fatness as a thing that deservedly happens to bad people.
21. Any statements that imply that it’s not okay to be fat, that people shouldn’t get fat, or that people should try to weigh less.
See explanations @ LoveLiveGrow