Anorexia the virus that causes aids 2. hiv an eating disorder characterized by regurgitation, especially after eating binges 3. bulimia

I don't quite understand your question but here is my answer anyway

HIV is the virus that causes AIDS

Bulimia is an eating disorder characterized by regurgitation especially after eating binges

I can't seem to place anorexia anywhere

Anorexia is an eating disorder where the individual does not eat at all due to the perception of being "Fat". HIV is the virus that causes AIDS. Bulimia is an eating disorder characterized by regurgitation, especially after eating binges. 

Answerepsilon=binge drinking;

If this is an answer you for that person, but make sure to go type it in an answer box in the question link