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ob·sta·cle

obstacle

 
 
pronunciation:
ab st kl
features:
Word Parts
part of speech: noun
definition: something that stops forward movement or progress.
That high fence is an obstacle.His path to success was filled with obstacles.
synonyms:
bar, barrier, hurdle, obstruction
antonyms:
aid
similar words:
barricade, block, blockade, check, drawback, hindrance, stop
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