bunching n.— «Adding more street supervisors might help with bus “bunching,” the term for buses traveling in herds and disregarding the schedule.» —“Funds Sought to Hire More Drivers, Increase Service on In-Demand...
speed table n. a flat, raised road surface intended to slow traffic. Editorial Note: A speed table is longer and flatter than a speed bump. It sometimes is a part of, or does double-duty as, a raised crosswalk. (source: Double-Tongued Dictionary)