From Wiktionary, the free dictionary
misstep (plural missteps)
On a high ledge, a misstep could be fatal.
His comment was a misstep that could cost him dearly.
2019 May 19, Alex McLevy, “The final Game Of Thrones brings a pensive but simple meditation about stories (newbies)”, in The A.V. Club[1], archived from the original on 22 May 2019:
Plenty of past seasons’ events could look ill-conceived in the critical eye of Monday-morning quarterbacking, but previously, the show had earned the benefit of the doubt that missteps on the part of supposedly intelligent characters were a plausible lack of in-world foresight.
step that is wrong
error or mistake
misstep (third-person singular simple present missteps, present participle misstepping, simple past and past participle misstepped)
My dance partner misstepped and landed on my toe.
2012, Philip K Dick, Jonathan Lethem, Pamela Jackson, The Exegesis of Philip K Dick:
Eckhart also speaks of this happening to a man who has misstepped (vertreten, as I recall); God, then, corrects the mis-swing of the man and brings him back to the Tao or Logos.
I don't want to misstep by offending them.
to step badly or incorrectly
to make an error or mistake