Dummy text
Every designer has used lorem ipsum at least once during their career. Dummy text is a combination of modified Latin words that work as placeholder text and is expected to be replaced by the actual copy. On the plus side, it can be useful in wireframes that are in the early stages of planning and brainstorming ideas.
On the flip side, dummy text doesn't provide enough detail and may result in multiple adjustments in the future.
Pro Tip: If you don't have content yet, use similar length text with a similar tone of voice, or borrow from competitors' websites.