What is another word for trend line?
Pronunciation: [tɹˈɛnd lˈa͡ɪn] (IPA) 
A trend line is a graphical representation that shows the direction of a trend over time. While there are no exact synonyms for the word "trend line," there are several phrases that can be used to convey a similar meaning. For instance, some might use the term "trajectory line" to refer to the path that a trend is taking. Others might use the phrase "linear trend" to describe a pattern that is moving in a straight line. Similarly, "movement line" and "direction line" can also be used to describe a trend and its trajectory over time. Ultimately, the choice of words will depend on the context in which they are being used and the intended meaning of the speaker or writer.
