>*"if i stuttered in the first sentence, i speak the second fluently, if i speak the first fluently, i stutter in the second haha"* In research they use the terminologies: (1) [Adaptation effect](https://www.google.com/search?q=adaptation+effect+repeating+%22stuttering%22): It's what you describe as, a stuttered word is repeated by (more) fluent speech; (2) the [​consistency effect](https://www.google.com/search?q=%22consistency+effect%22+%22stuttering%22) ​is the occurrence of stuttering on the same word when reading it aloud repeatedly. Additionally there is the adjacency and expectancy effect.