IYO, Can we get past a speech block during a too strong cognitive fusion? (without using defusion)

IYO, Can we get past a speech block during a too strong cognitive fusion? (without using defusion) This might be one of the most important factors - to significantly reduce stuttering. (If you don't know.. this google link explains cognitive fusion: [https://www.google.com/search?q=what+is+cognitive+dissonance+cognitive+fusion](https://www.google.com/search?q=what+is+cognitive+dissonance+cognitive+fusion) )