>*struggle to get certain vowels out ( C, T, D, K, ) I feel like* This [post](https://www.reddit.com/r/Stutter/comments/zo27jv/comment/j0kibcn/?utm_source=share&utm_medium=web2x&context=3) could help you with your feared letters (c, t, d, k). This post has more [exercises](https://www.reddit.com/r/Stutter/comments/xr6luy/tips_for_people_who_stutter_advice_on_how_to/) for feared letters.