Sorry friend wrote that
some are official and some are just predictions
Some words and phrases that signal supporting details include: "for example," "in addition," "furthermore," "such as," "specifically," "also," "in particular," "moreover," "similarly," "likewise."
Some compound words that include "signal" are "signalman," which refers to a person who communicates signals, and "signals intelligence," which pertains to the collection and analysis of electronic signals. Another example is "signal-to-noise ratio," a term used in communications to quantify the level of a desired signal compared to background noise. These compound words illustrate the diverse applications of the term "signal" in various contexts.
Some signal words used to introduce main ideas include "firstly," "secondly," "finally," "in conclusion," "subsequently," "moreover," "furthermore," and "on the other hand."
Making predictions simply means to try to guess what might happen in the future. To make predictions, one should have some knowledge of the subject.
1. signiture 2. significant 3. signal
Signal words could be infer, predict, probably, guess, clues, or believe.
Depends on what you mean by signal words this is not common grammar terminology. Possibly the answer is both signal words show chronological order or sequence
Ironically enough, the word "Mean" is the same as "Signify"
Better, best, worse, and worst are some value words that signal an opinion.
You can use it to make trades based on your predictions. Some systems may also help you make predictions.
Examples of value words that signal an opinion are worse and worst.