Introduction Stuttering, also known as stammering, is a speech disorder that affects the fluency of speech. It is characterized by disruptions in the flow of speech, which can manifest as repetitions of sounds, syllables, or words, prolongations of sounds, or interruptions known as blocks. Stuttering is not just a speech issue; it can significantly impact an individual's social interactions, self-esteem, and overall quality of life. Understanding stuttering is crucial for early intervention ... Stutter is a speech disorder that causes repetitions, blocks, or spasms of sounds or syllables. Learn the difference between stutter and stammer, see synonyms and translations, and find out how to use the word in a sentence. If you've ever heard a young child stammer and trip over his words, you know what it means to stutter. Use the verb stutter when someone gets stuck on certain word sounds, either because she's speaking too quickly or eagerly, or because she has an actual speech disorder, also called a stutter. Stuttering Stuttering is a condition that happens when muscles you use for speaking twitch or move uncontrollably while you talk. This disrupts the flow of your speech and causes pauses, unintended sounds and sticking on words. This condition usually affects children but can have impacts at any age. It’s treatable, and most people ultimately recover.