mishold
A wrong, bad, or faulty hold.
uncountable
There was no indecision, no mishold, no stone dislodged, and he possessed such marvellous breathing power, that on reaching a fair foothold he promptly turned and began to haul at the rope without pause or hesitation.
Where it comes from
From Middle English misholden, from Old English mishealdan (“not to keep, to neglect, be careless”), equivalent to mis- + hold.
Adapted from the Wiktionary entry mishold (CC BY-SA 4.0).