o'erEnglishMerriam-Webster Dictionaryr'>disparity, imbalance, inequality, unevennessdisability, failing, impairment, shortcomingbar, catch, check, clog, crimp, embarrassment, hindrance, hitch, hurdle, impediment, interference, let, manacle, obstacle, obstruction, rub, shackle, stop, trammellurch, setback