baulk
noun
1. the area on a billiard table behind the balkline
Similar word(s): balk
Definition categories: location, area, expanse
2. something immaterial that interferes with or delays action or progress
Similar word(s): balk, check, deterrent, handicap, hinderance, hindrance, impediment
Definition categories: thought, difficulty
3. one of several parallel sloping beams that support a roof
Definition categories: man–made, beam