obstacle Synonyms

hindrance impediment snag complication difficulty hurdle barrier obstruction pitfall rub nuisance setback showstopper spane sprag stop retardment restriction restraint remora obstructer problem preventive obviation prevention preclusion limitation stricture stumbling-block complicatedness bottleneck hiccup glitch infarct minefield disincentive fly in the ointment hurdles barriers roadblock ball and chain trammel trouble wall obstuction obstructor monkey wrench airbrake Akaba Aqaba