encumbrance

something that makes movement or progress difficult without the encumbrance of a heavy backpack, I could sprint along the trail Synonyms balk, bar, block, chain, clog, cramp, crimp, deterrent, drag, embarrassment, fetter, handicap, hindrance, holdback, hurdle, impediment, inhibition, interference, let, manacle, obstacle, obstruction, shackles, stop, stumbling block, trammel Related Words catch, hitch, rub, snag; barrier, blockade, blockage, brick wall, stone wall; arrest, bit, brake, check, constraint, curb, hobble, rein, restraint; embargo, stoppage; delay, holdup, stall; burden, cumber, load; danger, hazard, peril, reef; adversity, difficulty, disadvantage, drawback, hardship Near Antonyms catalyst, goad, impetus, incentive, spur, stimulant, stimulus; advantage, break, edge; aid, assistance, benefit, boost, handmaiden (also handmaid), help