>why my stutter got so bad all of a sudden, What changes have also occurred in this timeframe? Sleep, nutrition, exercise, stress? You have to take care of yourself, and some of us don't when we go to university. We miss out on sleep. We miss our families or longtime friends. I'll go out on a limb and say that items 1 and 2 aren't separate. They likely are both symptoms of the same root problem, whatever that may be. Are you "a little more insecure" or is it greater than that? Are you unhappy at university? Identify the root cause. Then take steps to make corrections.