Simple categories matching congested:

• centre,
• period,
• location,
• quarters,
• area,
• street,

Members with property congested:

• office,
• city,
• canal_street,
• college_dorm,
• metropolitan_market,
• train,
• lexington_center,
• mooring_area,
• weekday_morning,
• downtown,
• corridor_hospital,
• apron,
• town,
• hospital,
• lunchroom,
• settlement,
• kidney_area,
• bus,
• building_entrance,
• reading,
• liberty_avenue,
• school,
• rail_station,
• place,
• chin,
• head,
• dock,
• town_centre,
• neck,
• canal,
• theater,
• aisle,
• time-clock_area,
• classroom,
• washroom,
• afternoon,
• metropolitan_city,
• washington_avenue,
• channel,
• school_classroom,
• store,
• hotel,
• morning,
• herald_square,
• airport,
• finance_district,
• idp_camp,
• narrow_aisle,
• rockefeller_center,
• government-office_area,
• harbour,
• mall,
• cubicle,
• visitor_center,
• station,
• stadium,
• municipality,
• disney_world,
• bigger_city,
• downtown_city,
• military_housing,
• city_street,
• production_area,
• holiday,
• retail_aisle,
• school_zone,
• healthcare-facility_room,
• strip,
• work_area,
• suburban_area,
• college_campus,
• night,
• sixth_avenue,
• restaurant,
• military_barrack,
• inflamed_pustule,
• entrance,
• equipment_space,
• kitchen,
• lunch_hours,
• college,
• pocket,
• forehead,
• canteen,
• sacramento_downtown,
• marina,
• sign,
• nose,
• refugee,
• tokyo_bay,
• driveway,
• loading_bay,
• office_area,