In interpersonal communication, fluency is best defined as the ability to:

Fluency in interpersonal communication primarily refers to the smooth and natural flow of speech, which is characterized by the ability to effectively use pauses. This involves knowing when to pause for emphasis, to allow the listener to absorb the information, or to think before continuing. Effective pauses enhance clarity and comprehension, allowing a speaker to connect meaningfully with their audience. By skillfully incorporating pauses, a communicator can create a rhythm in their speech that helps convey their message more effectively and keeps the listener engaged.

While maintaining a steady tone, articulating thoughts clearly, and adjusting pitch and volume are all important aspects of effective communication, they do not encapsulate the full essence of fluency in the way that the ability to use pauses does. Pausing not only aids in clarity but also allows for better emotional expression and a more dynamic conversation.