1. Regional Dialect: "Holler" is often associated with specific regions of the US, particularly the South and Appalachia. It's considered part of their regional dialect and therefore carries a more informal tone.
2. Connotation: "Holler" often suggests a loud, forceful, and sometimes even angry call or shout. This makes it sound less refined than more formal alternatives like "shouted," "called out," or "yelled."
3. Context: The choice of "hollered" often depends on the context. In casual conversation, it can be perfectly appropriate to use. However, in formal settings like a business meeting or a written report, using "hollered" might be considered too informal or even disrespectful.
4. Emphasis: "Hollered" can emphasize the volume and urgency of the call, making it a more vivid and impactful word compared to more neutral alternatives.
Examples:
* Formal: "The teacher *shouted* at the students to be quiet."
* Informal: "The old man *hollered* at the kids to get off his lawn."
Overall, the word "hollered" is considered informal due to its regional dialect associations, its connotation of loudness and forcefulness, and its common use in casual conversation.