regress

If you believe in those figures regressing to the mean - and I do - then "he's due".

The performance on the field is regressing, not progressing.

He finally regressed to his usual juvenile belligerence and insulted Micklethwait and the friendly Wall St. Journal, saying they don't know what they're talking about.

“I don’t want the country to regress right back to the same state it was with Trump,” he added.

I only write when I feel like if I don’t write, then I’m moving backwards or I’m regressing in my own personal healing journey.