obstacle

Noun	1.	obstacle - something immaterial that stands in the way and must be circumvented or surmounted; "lack of immagination 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" obstruction deterrent, hindrance, impediment, balk, baulk, handicap, check - something immaterial that interferes with or delays action or progress roadblock, barrier - any condition that makes it difficult to make progress or to achieve an objective; "intolerance is a barrier to understanding" rub, hang-up, hitch, snag - an unforeseen obstacle hurdle - an obstacle that you are expected to overcome; "the last hurdle before graduation" stymie - a thwarting and distressing situation
	2.	obstacle - an obstruction that stands in the way (and must be removed or surmounted or circumvented) hazard - an obstacle on a golf course impedimenta, obstruction, obstructor, obstructer, impediment - any structure that makes progress difficult stumbling block - any obstacle or impediment water jump - a pool or stream in a steeplechase or similar contest

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