regress
verb (used without object)
to move backward; go back.
Used to describe an action that began in the past, has continued continuously, and is still in progress.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The overconfident shooter who has been regressing to the mean ever since he made his first basket.
From Slate ● Apr. 26, 2018