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Synonyms for Balk (same or very similar meaning)

WordNet sense 1 (the area on a billiard table behind the balkline):

WordNet sense 2 (something immaterial that interferes with or delays action or progress):
check, deterrent, handicap, hindrance, impediment, hinderance

WordNet sense 3 (one of several parallel sloping beams that support a roof):

WordNet sense 4 (refuse to comply):
jib, resist

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