panacea

n.治百病的万灵药；对付一切困难的万能措施

palpability, palpable, palpably, palpate, palpation, palpitate, palpitation, palsied, palsy, palter, paltry, pampas, pampas-grass, pamper, pamphlet, pamphleteer, pan, pan-, pan-fish, pan-pipes, panache, panama, panatella, pancake, Pancake Day, pancake landing, panchromatic, pancreas, pancreatic, panda, panda car, pandemic, pandemonium, pander, pane, panegyric, panel, panel truck, panel-beater, panellist (US panelist),