A stocking mishap is an unfortunate event that occurs when a person's stocking gets caught on something, resulting in a tear or hole. In this case, the crossword solutions for the term 'stocking mishap' are 'RUN' and 'SNAG'. The word 'RUN' could refer to the action of running, which can cause a stocking to SNAG on something and tear. Alternatively, the word 'SNAG' could refer to the act of snagging, which is when something catches on something else and causes a tear.