Woman catches her shoe in groove in pavement at Tewksbury, Mass. gas station; she falls, is injured. Woman: The station had a duty to warn me of the danger, perhaps by painting the grooves (which are mandated by state law to contain spills) brightly. First Circuit: There is no such duty. But here’s a Judge Selya vocab quiz for your trouble: pellucid, behoof, animadversions, and rescript.