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obstacle
hollow

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
Word Parts  About this feature
The word obstacle contains the following part:
sta, stas, stat, stant, -stance Latin and Greek root that means stand, standing, stabilize
synonyms:
sist