Category Nuances matching impediment:

• physical,
• large,
• internal,
• tangible,
• loose,
• hydraulic,
• important,
• minor,
• immovable,
• practical,
• external,
• structural,
• major,
• natural,
• geographic,
• architectural,
• hard,
• temporary,
• visual,

Members for simple category impediment:

• thick_wall,
• base,
• fallen_branch,
• body,
• door_frame,
• successive_floor,
• wall,
• government_interference,
• building,
• fencing,
• roadblock,
• dental_problem,
• corner,
• transportation_problem,
• small_structure,
• lighted_sign,
• control_gates,
• mechanical_problem,
• large_limb,
• boundary_fence,
• tall_building,
• guardrail,
• hill,
• inaccessible_office,
• digestive_difficulty,
• storm_shelter,
• aberrant_case,
• governmental_interference,
• screen,
• branch,
• concrete_wall,
• support,
• mating_plug,
• poor_institution,
• energy_block,
• street_closure,
• poor_building,
• dam,
• gates,
• structure,
• brick_floor,
• basement_wall,
• mountainous_area,
• court,