The Oxford Thesaurus An A-Z Dictionary of Synonyms - hindrance n.

1) obstruction, impediment, snag, check, obstruction, barrier, obstacle, restraint, drawback, hitch, stumbling-block, deterrent, encumbrance: The only hindrance to the plan is Phyllis's disapproval of it. 2) prevention, curb, limitation: The presence of police cars serves as a hindrance to speeding motorists.