misstep

On a high ledge, a misstep could be fatal.

[…] burdened as he was, he did not think of length or height or toil. He remembered only to avoid a misstep and to keep his direction.

His comment was a misstep that could cost him dearly.

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 miss…