Aperson who eats uncontrollably two or more times per week for six months is diagnosed with

The answer to this question would be Binge Eating Disorder.
Binge eating disorder and bulimia seem to be similar because the person will eat so much food. But the thing that makes it differ with bulimia nervosa is that binge eating disorder doesn't attempt to put out the food by inducing throw up.
Anorexia is the opposite of those where the person is avoiding eat.

The answer is constant.