ଅର୍ଥ : Something immaterial that stands in the way and must be circumvented or surmounted.
ଉଦାହରଣ :
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.
ସମକକ୍ଷ : obstruction
ଅର୍ଥ : An obstruction that stands in the way (and must be removed or surmounted or circumvented).