speak slowly and i know you avoid stuttering don't go to shops and ask for random thing also analyse why you couldn't speak you don't need or some cheap shit with difficult name after 10 or so times you will learn to handle stress. practice in front of a mirror . do all these things after 40 days you will se a drastic improvement ALSO , JUST BECAUSE YOU ARE DESPERATE IT DOESN'T MEANT THERE IS A SHORTCUT