English noun: obstacle
|1.||obstacle (cognition) something immaterial that stands in the way and must be circumvented or surmounted|
|Samples||Lack of imagination is an obstacle to one's advancement.|
The poverty of a district is an obstacle to good education.
The filibuster was a major obstruction to the success of their plan.
|Broader (hypernym)||balk, baulk, check, deterrent, handicap, hinderance, hindrance, impediment|
|Narrower (hyponym)||barrier, hang-up, hitch, hurdle, roadblock, rub, snag, stymie, stymy|
|2.||obstacle (artifact) an obstruction that stands in the way (and must be removed or surmounted or circumvented)|
|Broader (hypernym)||impediment, impedimenta, obstructer, obstruction, obstructor|
|Narrower (hyponym)||hazard, stumbling block, water jump|